20671395138

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{37045511}}^1$

素因数の和:37045550

約数の個数: 24

約数和(自身を含む): 46232798976

約数和(自身を除く): 25561403838

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 37045511, 74091022, 111136533, 222273066, 333409599, 666819198, 1148410841, 2296821682, 3445232523, 6890465046, 10335697569, 20671395138]

約数ペア:

[(1, 20671395138), (2, 10335697569), (3, 6890465046), (6, 3445232523), (9, 2296821682), (18, 1148410841), (31, 666819198), (62, 333409599), (93, 222273066), (186, 111136533), (279, 74091022), (558, 37045511)]