20507641804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{3010517}}^1$

素因数の和:3010665

約数の個数: 24

約数和(自身を含む): 38944060848

約数和(自身を除く): 18436419044

約数列:

[1, 2, 4, 13, 26, 52, 131, 262, 524, 1703, 3406, 6812, 3010517, 6021034, 12042068, 39136721, 78273442, 156546884, 394377727, 788755454, 1577510908, 5126910451, 10253820902, 20507641804]

約数ペア:

[(1, 20507641804), (2, 10253820902), (4, 5126910451), (13, 1577510908), (26, 788755454), (52, 394377727), (131, 156546884), (262, 78273442), (524, 39136721), (1703, 12042068), (3406, 6021034), (6812, 3010517)]