20163926468

素因数分解:

$2^2\times 7^1\times {\mathrm{2939}}^1\times {\mathrm{245029}}^1$

素因数の和:247979

約数の個数: 24

約数和(自身を含む): 40341739200

約数和(自身を除く): 20177812732

約数列:

[1, 2, 4, 7, 14, 28, 2939, 5878, 11756, 20573, 41146, 82292, 245029, 490058, 980116, 1715203, 3430406, 6860812, 720140231, 1440280462, 2880560924, 5040981617, 10081963234, 20163926468]

約数ペア:

[(1, 20163926468), (2, 10081963234), (4, 5040981617), (7, 2880560924), (14, 1440280462), (28, 720140231), (2939, 6860812), (5878, 3430406), (11756, 1715203), (20573, 980116), (41146, 490058), (82292, 245029)]