20902965488

素因数分解:

$2^4\times {\mathrm{1259}}^1\times {\mathrm{1037677}}^1$

素因数の和:1038944

約数の個数: 20

約数和(自身を含む): 40531702680

約数和(自身を除く): 19628737192

約数列:

[1, 2, 4, 8, 16, 1259, 2518, 5036, 10072, 20144, 1037677, 2075354, 4150708, 8301416, 16602832, 1306435343, 2612870686, 5225741372, 10451482744, 20902965488]

約数ペア:

[(1, 20902965488), (2, 10451482744), (4, 5225741372), (8, 2612870686), (16, 1306435343), (1259, 16602832), (2518, 8301416), (5036, 4150708), (10072, 2075354), (20144, 1037677)]