20102384

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{40529}}^1$

素因数の和:40568

約数の個数: 20

約数和(自身を含む): 40205760

約数和(自身を除く): 20103376

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 40529, 81058, 162116, 324232, 648464, 1256399, 2512798, 5025596, 10051192, 20102384]

約数ペア:

[(1, 20102384), (2, 10051192), (4, 5025596), (8, 2512798), (16, 1256399), (31, 648464), (62, 324232), (124, 162116), (248, 81058), (496, 40529)]