18677428

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{8663}}^1$

素因数の和:8692

約数の個数: 36

約数和(自身を含む): 41483232

約数和(自身を除く): 22805804

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 8663, 17326, 34652, 60641, 95293, 121282, 190586, 242564, 381172, 424487, 667051, 848974, 1334102, 1697948, 2668204, 4669357, 9338714, 18677428]

約数ペア:

[(1, 18677428), (2, 9338714), (4, 4669357), (7, 2668204), (11, 1697948), (14, 1334102), (22, 848974), (28, 667051), (44, 424487), (49, 381172), (77, 242564), (98, 190586), (154, 121282), (196, 95293), (308, 60641), (539, 34652), (1078, 17326), (2156, 8663)]