20578584

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{65957}}^1$

素因数の和:65979

約数の個数: 32

約数和(自身を含む): 55404720

約数和(自身を除く): 34826136

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 65957, 131914, 197871, 263828, 395742, 527656, 791484, 857441, 1582968, 1714882, 2572323, 3429764, 5144646, 6859528, 10289292, 20578584]

約数ペア:

[(1, 20578584), (2, 10289292), (3, 6859528), (4, 5144646), (6, 3429764), (8, 2572323), (12, 1714882), (13, 1582968), (24, 857441), (26, 791484), (39, 527656), (52, 395742), (78, 263828), (104, 197871), (156, 131914), (312, 65957)]