18374217238

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{70663}}^1$

素因数の和:70888

約数の個数: 32

約数和(自身を含む): 30308072256

約数和(自身を除く): 11933855018

約数列:

[1, 2, 13, 26, 73, 137, 146, 274, 949, 1781, 1898, 3562, 10001, 20002, 70663, 130013, 141326, 260026, 918619, 1837238, 5158399, 9680831, 10316798, 19361662, 67059187, 125850803, 134118374, 251701606, 706700663, 1413401326, 9187108619, 18374217238]

約数ペア:

[(1, 18374217238), (2, 9187108619), (13, 1413401326), (26, 706700663), (73, 251701606), (137, 134118374), (146, 125850803), (274, 67059187), (949, 19361662), (1781, 10316798), (1898, 9680831), (3562, 5158399), (10001, 1837238), (20002, 918619), (70663, 260026), (130013, 141326)]