18011308

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^2\times {\mathrm{229}}^1$

素因数の和:346

約数の個数: 36

約数和(自身を含む): 36875440

約数和(自身を除く): 18864132

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 229, 371, 458, 742, 916, 1484, 1603, 2809, 3206, 5618, 6412, 11236, 12137, 19663, 24274, 39326, 48548, 78652, 84959, 169918, 339836, 643261, 1286522, 2573044, 4502827, 9005654, 18011308]

約数ペア:

[(1, 18011308), (2, 9005654), (4, 4502827), (7, 2573044), (14, 1286522), (28, 643261), (53, 339836), (106, 169918), (212, 84959), (229, 78652), (371, 48548), (458, 39326), (742, 24274), (916, 19663), (1484, 12137), (1603, 11236), (2809, 6412), (3206, 5618)]