18404859

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 27998208

約数和(自身を除く): 9593349

約数列:

[1, 3, 11, 33, 41, 61, 123, 183, 223, 451, 669, 671, 1353, 2013, 2453, 2501, 7359, 7503, 9143, 13603, 27429, 27511, 40809, 82533, 100573, 149633, 301719, 448899, 557723, 1673169, 6134953, 18404859]

約数ペア:

[(1, 18404859), (3, 6134953), (11, 1673169), (33, 557723), (41, 448899), (61, 301719), (123, 149633), (183, 100573), (223, 82533), (451, 40809), (669, 27511), (671, 27429), (1353, 13603), (2013, 9143), (2453, 7503), (2501, 7359)]