2018983995

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:251

約数の個数: 192

約数和(自身を含む): 4385370240

約数和(自身を除く): 2366386245

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 37, 45, 49, 63, 73, 105, 111, 113, 135, 147, 185, 189, 219, 245, 259, 315, 333, 339, 365, 441, 511, 555, 565, 657, 735, 777, 791, 945, 999, 1017, 1095, 1295, 1323, 1533, 1665, 1695, 1813, 1971, 2205, 2331, 2373, 2555, 2701, 3051, 3285, 3577, 3885, 3955, 4181, 4599, 4995, 5085, 5439, 5537, 6615, 6993, 7119, 7665, 8103, 8249, 9065, 9855, 10731, 11655, 11865, 12543, 13505, 13797, 15255, 16317, 16611, 17885, 18907, 20905, 21357, 22995, 24309, 24747, 27195, 27685, 29267, 32193, 34965, 35595, 37629, 40515, 41245, 48951, 49833, 53655, 56721, 57743, 62715, 68985, 72927, 74241, 81585, 83055, 87801, 94535, 96579, 106785, 112887, 121545, 123735, 132349, 146335, 149499, 160965, 170163, 173229, 188145, 204869, 222723, 244755, 249165, 263403, 283605, 288715, 305213, 364635, 371205, 397047, 404201, 439005, 482895, 510489, 519687, 564435, 614607, 661745, 747495, 790209, 850815, 866145, 915639, 1024345, 1113615, 1191141, 1212603, 1317015, 1526065, 1559061, 1843821, 1985235, 2021005, 2136491, 2552445, 2598435, 2746917, 3073035, 3573423, 3637809, 3951045, 4578195, 5531463, 5955705, 6063015, 6409473, 7795305, 8240751, 9219105, 10682455, 10913427, 13734585, 14955437, 17867115, 18189045, 19228419, 27657315, 32047365, 41203755, 44866311, 54567135, 57685257, 74777185, 96142095, 134598933, 224331555, 288426285, 403796799, 672994665, 2018983995]

約数ペア:

[(1, 2018983995), (3, 672994665), (5, 403796799), (7, 288426285), (9, 224331555), (15, 134598933), (21, 96142095), (27, 74777185), (35, 57685257), (37, 54567135), (45, 44866311), (49, 41203755), (63, 32047365), (73, 27657315), (105, 19228419), (111, 18189045), (113, 17867115), (135, 14955437), (147, 13734585), (185, 10913427), (189, 10682455), (219, 9219105), (245, 8240751), (259, 7795305), (315, 6409473), (333, 6063015), (339, 5955705), (365, 5531463), (441, 4578195), (511, 3951045), (555, 3637809), (565, 3573423), (657, 3073035), (735, 2746917), (777, 2598435), (791, 2552445), (945, 2136491), (999, 2021005), (1017, 1985235), (1095, 1843821), (1295, 1559061), (1323, 1526065), (1533, 1317015), (1665, 1212603), (1695, 1191141), (1813, 1113615), (1971, 1024345), (2205, 915639), (2331, 866145), (2373, 850815), (2555, 790209), (2701, 747495), (3051, 661745), (3285, 614607), (3577, 564435), (3885, 519687), (3955, 510489), (4181, 482895), (4599, 439005), (4995, 404201), (5085, 397047), (5439, 371205), (5537, 364635), (6615, 305213), (6993, 288715), (7119, 283605), (7665, 263403), (8103, 249165), (8249, 244755), (9065, 222723), (9855, 204869), (10731, 188145), (11655, 173229), (11865, 170163), (12543, 160965), (13505, 149499), (13797, 146335), (15255, 132349), (16317, 123735), (16611, 121545), (17885, 112887), (18907, 106785), (20905, 96579), (21357, 94535), (22995, 87801), (24309, 83055), (24747, 81585), (27195, 74241), (27685, 72927), (29267, 68985), (32193, 62715), (34965, 57743), (35595, 56721), (37629, 53655), (40515, 49833), (41245, 48951)]