16509318340

素因数分解:

$2^2\times 5^1\times {\mathrm{3457}}^1\times {\mathrm{238781}}^1$

素因数の和:242247

約数の個数: 24

約数和(自身を含む): 34679742552

約数和(自身を除く): 18170424212

約数列:

[1, 2, 4, 5, 10, 20, 3457, 6914, 13828, 17285, 34570, 69140, 238781, 477562, 955124, 1193905, 2387810, 4775620, 825465917, 1650931834, 3301863668, 4127329585, 8254659170, 16509318340]

約数ペア:

[(1, 16509318340), (2, 8254659170), (4, 4127329585), (5, 3301863668), (10, 1650931834), (20, 825465917), (3457, 4775620), (6914, 2387810), (13828, 1193905), (17285, 955124), (34570, 477562), (69140, 238781)]