20121015252

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1637}}^1\times {\mathrm{78791}}^1$

素因数の和:80448

約数の個数: 48

約数和(自身を含む): 50592028032

約数和(自身を除く): 30471012780

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1637, 3274, 4911, 6548, 9822, 19644, 21281, 42562, 63843, 78791, 85124, 127686, 157582, 236373, 255372, 315164, 472746, 945492, 1024283, 2048566, 3072849, 4097132, 6145698, 12291396, 128980867, 257961734, 386942601, 515923468, 773885202, 1547770404, 1676751271, 3353502542, 5030253813, 6707005084, 10060507626, 20121015252]

約数ペア:

[(1, 20121015252), (2, 10060507626), (3, 6707005084), (4, 5030253813), (6, 3353502542), (12, 1676751271), (13, 1547770404), (26, 773885202), (39, 515923468), (52, 386942601), (78, 257961734), (156, 128980867), (1637, 12291396), (3274, 6145698), (4911, 4097132), (6548, 3072849), (9822, 2048566), (19644, 1024283), (21281, 945492), (42562, 472746), (63843, 315164), (78791, 255372), (85124, 236373), (127686, 157582)]