18897228

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:148

約数の個数: 144

約数和(自身を含む): 58705920

約数和(自身を除く): 39808692

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 41, 42, 59, 62, 63, 82, 84, 93, 118, 123, 124, 126, 164, 177, 186, 217, 236, 246, 252, 279, 287, 354, 369, 372, 413, 434, 492, 531, 558, 574, 651, 708, 738, 826, 861, 868, 1062, 1116, 1148, 1239, 1271, 1302, 1476, 1652, 1722, 1829, 1953, 2124, 2419, 2478, 2542, 2583, 2604, 3444, 3658, 3717, 3813, 3906, 4838, 4956, 5084, 5166, 5487, 7257, 7316, 7434, 7626, 7812, 8897, 9676, 10332, 10974, 11439, 12803, 14514, 14868, 15252, 16461, 16933, 17794, 21771, 21948, 22878, 25606, 26691, 29028, 32922, 33866, 35588, 38409, 43542, 45756, 50799, 51212, 53382, 65844, 67732, 74989, 76818, 80073, 87084, 101598, 106764, 115227, 149978, 152397, 153636, 160146, 203196, 224967, 230454, 299956, 304794, 320292, 449934, 460908, 524923, 609588, 674901, 899868, 1049846, 1349802, 1574769, 2099692, 2699604, 3149538, 4724307, 6299076, 9448614, 18897228]

約数ペア:

[(1, 18897228), (2, 9448614), (3, 6299076), (4, 4724307), (6, 3149538), (7, 2699604), (9, 2099692), (12, 1574769), (14, 1349802), (18, 1049846), (21, 899868), (28, 674901), (31, 609588), (36, 524923), (41, 460908), (42, 449934), (59, 320292), (62, 304794), (63, 299956), (82, 230454), (84, 224967), (93, 203196), (118, 160146), (123, 153636), (124, 152397), (126, 149978), (164, 115227), (177, 106764), (186, 101598), (217, 87084), (236, 80073), (246, 76818), (252, 74989), (279, 67732), (287, 65844), (354, 53382), (369, 51212), (372, 50799), (413, 45756), (434, 43542), (492, 38409), (531, 35588), (558, 33866), (574, 32922), (651, 29028), (708, 26691), (738, 25606), (826, 22878), (861, 21948), (868, 21771), (1062, 17794), (1116, 16933), (1148, 16461), (1239, 15252), (1271, 14868), (1302, 14514), (1476, 12803), (1652, 11439), (1722, 10974), (1829, 10332), (1953, 9676), (2124, 8897), (2419, 7812), (2478, 7626), (2542, 7434), (2583, 7316), (2604, 7257), (3444, 5487), (3658, 5166), (3717, 5084), (3813, 4956), (3906, 4838)]