20158871838

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{433}}^1\times {\mathrm{29959}}^1$

素因数の和:30441

約数の個数: 64

約数和(自身を含む): 47433630720

約数和(自身を除く): 27274758882

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 433, 518, 777, 866, 1299, 1554, 2598, 3031, 6062, 9093, 16021, 18186, 29959, 32042, 48063, 59918, 89877, 96126, 112147, 179754, 209713, 224294, 336441, 419426, 629139, 672882, 1108483, 1258278, 2216966, 3325449, 6650898, 7759381, 12972247, 15518762, 23278143, 25944494, 38916741, 46556286, 77833482, 90805729, 181611458, 272417187, 479973139, 544834374, 959946278, 1439919417, 2879838834, 3359811973, 6719623946, 10079435919, 20158871838]

約数ペア:

[(1, 20158871838), (2, 10079435919), (3, 6719623946), (6, 3359811973), (7, 2879838834), (14, 1439919417), (21, 959946278), (37, 544834374), (42, 479973139), (74, 272417187), (111, 181611458), (222, 90805729), (259, 77833482), (433, 46556286), (518, 38916741), (777, 25944494), (866, 23278143), (1299, 15518762), (1554, 12972247), (2598, 7759381), (3031, 6650898), (6062, 3325449), (9093, 2216966), (16021, 1258278), (18186, 1108483), (29959, 672882), (32042, 629139), (48063, 419426), (59918, 336441), (89877, 224294), (96126, 209713), (112147, 179754)]