2003663870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{827}}^1\times {\mathrm{18637}}^1$

素因数の和:19484

約数の個数: 32

約数和(自身を含む): 3888930528

約数和(自身を除く): 1885266658

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 827, 1654, 4135, 8270, 10751, 18637, 21502, 37274, 53755, 93185, 107510, 186370, 242281, 484562, 1211405, 2422810, 15412799, 30825598, 77063995, 154127990, 200366387, 400732774, 1001831935, 2003663870]

約数ペア:

[(1, 2003663870), (2, 1001831935), (5, 400732774), (10, 200366387), (13, 154127990), (26, 77063995), (65, 30825598), (130, 15412799), (827, 2422810), (1654, 1211405), (4135, 484562), (8270, 242281), (10751, 186370), (18637, 107510), (21502, 93185), (37274, 53755)]