18176417

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1$

素因数の和:305

約数の個数: 32

約数和(自身を含む): 23846400

約数和(自身を除く): 5669983

約数列:

[1, 7, 17, 23, 29, 119, 161, 203, 229, 391, 493, 667, 1603, 2737, 3451, 3893, 4669, 5267, 6641, 11339, 27251, 36869, 46487, 79373, 89539, 112897, 152743, 626773, 790279, 1069201, 2596631, 18176417]

約数ペア:

[(1, 18176417), (7, 2596631), (17, 1069201), (23, 790279), (29, 626773), (119, 152743), (161, 112897), (203, 89539), (229, 79373), (391, 46487), (493, 36869), (667, 27251), (1603, 11339), (2737, 6641), (3451, 5267), (3893, 4669)]