820090882

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1660103}}^1$

素因数の和:1660137

約数の個数: 16

約数和(自身を含む): 1394487360

約数和(自身を除く): 574396478

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 1660103, 3320206, 21581339, 31541957, 43162678, 63083914, 410045441, 820090882]

約数ペア:

[(1, 820090882), (2, 410045441), (13, 63083914), (19, 43162678), (26, 31541957), (38, 21581339), (247, 3320206), (494, 1660103)]