18261111

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{757}}^1$

素因数の和:831

約数の個数: 32

約数和(自身を含む): 28816128

約数和(自身を除く): 10555017

約数列:

[1, 3, 11, 17, 33, 43, 51, 129, 187, 473, 561, 731, 757, 1419, 2193, 2271, 8041, 8327, 12869, 24123, 24981, 32551, 38607, 97653, 141559, 358061, 424677, 553367, 1074183, 1660101, 6087037, 18261111]

約数ペア:

[(1, 18261111), (3, 6087037), (11, 1660101), (17, 1074183), (33, 553367), (43, 424677), (51, 358061), (129, 141559), (187, 97653), (473, 38607), (561, 32551), (731, 24981), (757, 24123), (1419, 12869), (2193, 8327), (2271, 8041)]