20189761584

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1\times {\mathrm{719}}^1$

素因数の和:1027

約数の個数: 160

約数和(自身を含む): 54526510080

約数和(自身を除く): 34336748496

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 97, 111, 148, 163, 194, 222, 291, 296, 326, 388, 444, 489, 582, 592, 652, 719, 776, 888, 978, 1164, 1304, 1438, 1552, 1776, 1956, 2157, 2328, 2608, 2876, 3589, 3912, 4314, 4656, 5752, 6031, 7178, 7824, 8628, 10767, 11504, 12062, 14356, 15811, 17256, 18093, 21534, 24124, 26603, 28712, 31622, 34512, 36186, 43068, 47433, 48248, 53206, 57424, 63244, 69743, 72372, 79809, 86136, 94866, 96496, 106412, 117197, 126488, 139486, 144744, 159618, 172272, 189732, 209229, 212824, 234394, 252976, 278972, 289488, 319236, 351591, 379464, 418458, 425648, 468788, 557944, 585007, 638472, 703182, 758928, 836916, 937576, 1115888, 1170014, 1276944, 1406364, 1673832, 1755021, 1875152, 2340028, 2580491, 2812728, 3347664, 3510042, 4336289, 4680056, 5160982, 5625456, 7020084, 7741473, 8672578, 9360112, 10321964, 11368109, 13008867, 14040168, 15482946, 17345156, 20643928, 22736218, 26017734, 28080336, 30965892, 34104327, 34690312, 41287856, 45472436, 52035468, 61931784, 68208654, 69380624, 90944872, 104070936, 123863568, 136417308, 181889744, 208141872, 272834616, 420620033, 545669232, 841240066, 1261860099, 1682480132, 2523720198, 3364960264, 5047440396, 6729920528, 10094880792, 20189761584]

約数ペア:

[(1, 20189761584), (2, 10094880792), (3, 6729920528), (4, 5047440396), (6, 3364960264), (8, 2523720198), (12, 1682480132), (16, 1261860099), (24, 841240066), (37, 545669232), (48, 420620033), (74, 272834616), (97, 208141872), (111, 181889744), (148, 136417308), (163, 123863568), (194, 104070936), (222, 90944872), (291, 69380624), (296, 68208654), (326, 61931784), (388, 52035468), (444, 45472436), (489, 41287856), (582, 34690312), (592, 34104327), (652, 30965892), (719, 28080336), (776, 26017734), (888, 22736218), (978, 20643928), (1164, 17345156), (1304, 15482946), (1438, 14040168), (1552, 13008867), (1776, 11368109), (1956, 10321964), (2157, 9360112), (2328, 8672578), (2608, 7741473), (2876, 7020084), (3589, 5625456), (3912, 5160982), (4314, 4680056), (4656, 4336289), (5752, 3510042), (6031, 3347664), (7178, 2812728), (7824, 2580491), (8628, 2340028), (10767, 1875152), (11504, 1755021), (12062, 1673832), (14356, 1406364), (15811, 1276944), (17256, 1170014), (18093, 1115888), (21534, 937576), (24124, 836916), (26603, 758928), (28712, 703182), (31622, 638472), (34512, 585007), (36186, 557944), (43068, 468788), (47433, 425648), (48248, 418458), (53206, 379464), (57424, 351591), (63244, 319236), (69743, 289488), (72372, 278972), (79809, 252976), (86136, 234394), (94866, 212824), (96496, 209229), (106412, 189732), (117197, 172272), (126488, 159618), (139486, 144744)]