20171901608

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{132709879}}^1$

素因数の和:132709904

約数の個数: 16

約数和(自身を含む): 39812964000

約数和(自身を除く): 19641062392

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 132709879, 265419758, 530839516, 1061679032, 2521487701, 5042975402, 10085950804, 20171901608]

約数ペア:

[(1, 20171901608), (2, 10085950804), (4, 5042975402), (8, 2521487701), (19, 1061679032), (38, 530839516), (76, 265419758), (152, 132709879)]