19788045016

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{8558843}}^1$

素因数の和:8558883

約数の個数: 24

約数和(自身を含む): 39413476620

約数和(自身を除く): 19625431604

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 8558843, 17117686, 34235372, 68470744, 145500331, 291000662, 582001324, 1164002648, 2473505627, 4947011254, 9894022508, 19788045016]

約数ペア:

[(1, 19788045016), (2, 9894022508), (4, 4947011254), (8, 2473505627), (17, 1164002648), (34, 582001324), (68, 291000662), (136, 145500331), (289, 68470744), (578, 34235372), (1156, 17117686), (2312, 8558843)]