18666748

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{1301}}^1$

素因数の和:1533

約数の個数: 24

約数和(自身を含む): 34779024

約数和(自身を除く): 16112276

約数列:

[1, 2, 4, 17, 34, 68, 211, 422, 844, 1301, 2602, 3587, 5204, 7174, 14348, 22117, 44234, 88468, 274511, 549022, 1098044, 4666687, 9333374, 18666748]

約数ペア:

[(1, 18666748), (2, 9333374), (4, 4666687), (17, 1098044), (34, 549022), (68, 274511), (211, 88468), (422, 44234), (844, 22117), (1301, 14348), (2602, 7174), (3587, 5204)]