1620791736

素因数分解:

$2^3\times 3^1\times {\mathrm{131}}^1\times {\mathrm{515519}}^1$

素因数の和:515659

約数の個数: 32

約数和(自身を含む): 4082918400

約数和(自身を除く): 2462126664

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 131, 262, 393, 524, 786, 1048, 1572, 3144, 515519, 1031038, 1546557, 2062076, 3093114, 4124152, 6186228, 12372456, 67532989, 135065978, 202598967, 270131956, 405197934, 540263912, 810395868, 1620791736]

約数ペア:

[(1, 1620791736), (2, 810395868), (3, 540263912), (4, 405197934), (6, 270131956), (8, 202598967), (12, 135065978), (24, 67532989), (131, 12372456), (262, 6186228), (393, 4124152), (524, 3093114), (786, 2062076), (1048, 1546557), (1572, 1031038), (3144, 515519)]