20171864062

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1\times {\mathrm{607}}^1$

素因数の和:1033

約数の個数: 64

約数和(自身を含む): 35458560000

約数和(自身を除く): 15286695938

約数列:

[1, 2, 7, 14, 89, 149, 178, 179, 298, 358, 607, 623, 1043, 1214, 1246, 1253, 2086, 2506, 4249, 8498, 13261, 15931, 26522, 26671, 31862, 53342, 54023, 90443, 92827, 108046, 108653, 111517, 180886, 185654, 186697, 217306, 223034, 373394, 378161, 633101, 756322, 760571, 1266202, 1521142, 2373719, 4747438, 8049427, 9670117, 16098854, 16189297, 16616033, 19340234, 32378594, 33232066, 56345989, 67690819, 112691978, 113325079, 135381638, 226650158, 1440847433, 2881694866, 10085932031, 20171864062]

約数ペア:

[(1, 20171864062), (2, 10085932031), (7, 2881694866), (14, 1440847433), (89, 226650158), (149, 135381638), (178, 113325079), (179, 112691978), (298, 67690819), (358, 56345989), (607, 33232066), (623, 32378594), (1043, 19340234), (1214, 16616033), (1246, 16189297), (1253, 16098854), (2086, 9670117), (2506, 8049427), (4249, 4747438), (8498, 2373719), (13261, 1521142), (15931, 1266202), (26522, 760571), (26671, 756322), (31862, 633101), (53342, 378161), (54023, 373394), (90443, 223034), (92827, 217306), (108046, 186697), (108653, 185654), (111517, 180886)]