12990604

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{379}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 26812800

約数和(自身を除く): 13822196

約数列:

[1, 2, 4, 11, 19, 22, 38, 41, 44, 76, 82, 164, 209, 379, 418, 451, 758, 779, 836, 902, 1516, 1558, 1804, 3116, 4169, 7201, 8338, 8569, 14402, 15539, 16676, 17138, 28804, 31078, 34276, 62156, 79211, 158422, 170929, 295241, 316844, 341858, 590482, 683716, 1180964, 3247651, 6495302, 12990604]

約数ペア:

[(1, 12990604), (2, 6495302), (4, 3247651), (11, 1180964), (19, 683716), (22, 590482), (38, 341858), (41, 316844), (44, 295241), (76, 170929), (82, 158422), (164, 79211), (209, 62156), (379, 34276), (418, 31078), (451, 28804), (758, 17138), (779, 16676), (836, 15539), (902, 14402), (1516, 8569), (1558, 8338), (1804, 7201), (3116, 4169)]