31805164

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 62899200

約数和(自身を除く): 31094036

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 103, 206, 239, 323, 412, 478, 646, 956, 1292, 1751, 1957, 3502, 3914, 4063, 4541, 7004, 7828, 8126, 9082, 16252, 18164, 24617, 33269, 49234, 66538, 77197, 98468, 133076, 154394, 308788, 418489, 467723, 836978, 935446, 1673956, 1870892, 7951291, 15902582, 31805164]

約数ペア:

[(1, 31805164), (2, 15902582), (4, 7951291), (17, 1870892), (19, 1673956), (34, 935446), (38, 836978), (68, 467723), (76, 418489), (103, 308788), (206, 154394), (239, 133076), (323, 98468), (412, 77197), (478, 66538), (646, 49234), (956, 33269), (1292, 24617), (1751, 18164), (1957, 16252), (3502, 9082), (3914, 8126), (4063, 7828), (4541, 7004)]