20188835216

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{436157}}^1$

素因数の和:436439

約数の個数: 40

約数和(自身を含む): 42834204864

約数和(自身を除く): 22645369648

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 263, 526, 1052, 2104, 2893, 4208, 5786, 11572, 23144, 46288, 436157, 872314, 1744628, 3489256, 4797727, 6978512, 9595454, 19190908, 38381816, 76763632, 114709291, 229418582, 458837164, 917674328, 1261802201, 1835348656, 2523604402, 5047208804, 10094417608, 20188835216]

約数ペア:

[(1, 20188835216), (2, 10094417608), (4, 5047208804), (8, 2523604402), (11, 1835348656), (16, 1261802201), (22, 917674328), (44, 458837164), (88, 229418582), (176, 114709291), (263, 76763632), (526, 38381816), (1052, 19190908), (2104, 9595454), (2893, 6978512), (4208, 4797727), (5786, 3489256), (11572, 1744628), (23144, 872314), (46288, 436157)]