67806064

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{249287}}^1$

素因数の和:249312

約数の個数: 20

約数和(自身を含む): 139102704

約数和(自身を除く): 71296640

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 249287, 498574, 997148, 1994296, 3988592, 4237879, 8475758, 16951516, 33903032, 67806064]

約数ペア:

[(1, 67806064), (2, 33903032), (4, 16951516), (8, 8475758), (16, 4237879), (17, 3988592), (34, 1994296), (68, 997148), (136, 498574), (272, 249287)]