20120123118

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19571}}^1\times {\mathrm{10079}}^1$

素因数の和:29672

約数の個数: 32

約数和(自身を含む): 42613724160

約数和(自身を除く): 22493601042

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 10079, 19571, 20158, 30237, 39142, 58713, 60474, 117426, 171343, 332707, 342686, 514029, 665414, 998121, 1028058, 1996242, 197256109, 394512218, 591768327, 1183536654, 3353353853, 6706707706, 10060061559, 20120123118]

約数ペア:

[(1, 20120123118), (2, 10060061559), (3, 6706707706), (6, 3353353853), (17, 1183536654), (34, 591768327), (51, 394512218), (102, 197256109), (10079, 1996242), (19571, 1028058), (20158, 998121), (30237, 665414), (39142, 514029), (58713, 342686), (60474, 332707), (117426, 171343)]