18888923976

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1\times {\mathrm{6311}}^1$

素因数の和:6567

約数の個数: 128

約数和(自身を含む): 52108842240

約数和(自身を除く): 33219918264

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 53, 78, 104, 106, 156, 159, 181, 212, 312, 318, 362, 424, 543, 636, 689, 724, 1086, 1272, 1378, 1448, 2067, 2172, 2353, 2756, 4134, 4344, 4706, 5512, 6311, 7059, 8268, 9412, 9593, 12622, 14118, 16536, 18824, 18933, 19186, 25244, 28236, 28779, 37866, 38372, 50488, 56472, 57558, 75732, 76744, 82043, 115116, 124709, 151464, 164086, 230232, 246129, 249418, 328172, 334483, 374127, 492258, 498836, 656344, 668966, 748254, 984516, 997672, 1003449, 1142291, 1337932, 1496508, 1969032, 2006898, 2284582, 2675864, 2993016, 3426873, 4013796, 4348279, 4569164, 6853746, 8027592, 8696558, 9138328, 13044837, 13707492, 14849783, 17393116, 26089674, 27414984, 29699566, 34786232, 44549349, 52179348, 59399132, 60541423, 89098698, 104358696, 118798264, 121082846, 178197396, 181624269, 242165692, 356394792, 363248538, 484331384, 726497076, 787038499, 1452994152, 1574076998, 2361115497, 3148153996, 4722230994, 6296307992, 9444461988, 18888923976]

約数ペア:

[(1, 18888923976), (2, 9444461988), (3, 6296307992), (4, 4722230994), (6, 3148153996), (8, 2361115497), (12, 1574076998), (13, 1452994152), (24, 787038499), (26, 726497076), (39, 484331384), (52, 363248538), (53, 356394792), (78, 242165692), (104, 181624269), (106, 178197396), (156, 121082846), (159, 118798264), (181, 104358696), (212, 89098698), (312, 60541423), (318, 59399132), (362, 52179348), (424, 44549349), (543, 34786232), (636, 29699566), (689, 27414984), (724, 26089674), (1086, 17393116), (1272, 14849783), (1378, 13707492), (1448, 13044837), (2067, 9138328), (2172, 8696558), (2353, 8027592), (2756, 6853746), (4134, 4569164), (4344, 4348279), (4706, 4013796), (5512, 3426873), (6311, 2993016), (7059, 2675864), (8268, 2284582), (9412, 2006898), (9593, 1969032), (12622, 1496508), (14118, 1337932), (16536, 1142291), (18824, 1003449), (18933, 997672), (19186, 984516), (25244, 748254), (28236, 668966), (28779, 656344), (37866, 498836), (38372, 492258), (50488, 374127), (56472, 334483), (57558, 328172), (75732, 249418), (76744, 246129), (82043, 230232), (115116, 164086), (124709, 151464)]