20565608830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{739}}^1\times {\mathrm{214069}}^1$

素因数の和:214828

約数の個数: 32

約数和(自身を含む): 39919773600

約数和(自身を除く): 19354164770

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 739, 1478, 3695, 7390, 9607, 19214, 48035, 96070, 214069, 428138, 1070345, 2140690, 2782897, 5565794, 13914485, 27828970, 158196991, 316393982, 790984955, 1581969910, 2056560883, 4113121766, 10282804415, 20565608830]

約数ペア:

[(1, 20565608830), (2, 10282804415), (5, 4113121766), (10, 2056560883), (13, 1581969910), (26, 790984955), (65, 316393982), (130, 158196991), (739, 27828970), (1478, 13914485), (3695, 5565794), (7390, 2782897), (9607, 2140690), (19214, 1070345), (48035, 428138), (96070, 214069)]