391782512

素因数分解:

$2^4\times {\mathrm{11}}^3\times {\mathrm{18397}}^1$

素因数の和:18438

約数の個数: 40

約数和(自身を含む): 834974832

約数和(自身を除く): 443192320

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 484, 968, 1331, 1936, 2662, 5324, 10648, 18397, 21296, 36794, 73588, 147176, 202367, 294352, 404734, 809468, 1618936, 2226037, 3237872, 4452074, 8904148, 17808296, 24486407, 35616592, 48972814, 97945628, 195891256, 391782512]

約数ペア:

[(1, 391782512), (2, 195891256), (4, 97945628), (8, 48972814), (11, 35616592), (16, 24486407), (22, 17808296), (44, 8904148), (88, 4452074), (121, 3237872), (176, 2226037), (242, 1618936), (484, 809468), (968, 404734), (1331, 294352), (1936, 202367), (2662, 147176), (5324, 73588), (10648, 36794), (18397, 21296)]