1821341990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{14010323}}^1$

素因数の和:14010343

約数の個数: 16

約数和(自身を含む): 3530601648

約数和(自身を除く): 1709259658

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 14010323, 28020646, 70051615, 140103230, 182134199, 364268398, 910670995, 1821341990]

約数ペア:

[(1, 1821341990), (2, 910670995), (5, 364268398), (10, 182134199), (13, 140103230), (26, 70051615), (65, 28020646), (130, 14010323)]