2019979664

素因数分解:

$2^4\times {\mathrm{1459}}^1\times {\mathrm{86531}}^1$

素因数の和:87998

約数の個数: 20

約数和(自身を含む): 3916438320

約数和(自身を除く): 1896458656

約数列:

[1, 2, 4, 8, 16, 1459, 2918, 5836, 11672, 23344, 86531, 173062, 346124, 692248, 1384496, 126248729, 252497458, 504994916, 1009989832, 2019979664]

約数ペア:

[(1, 2019979664), (2, 1009989832), (4, 504994916), (8, 252497458), (16, 126248729), (1459, 1384496), (2918, 692248), (5836, 346124), (11672, 173062), (23344, 86531)]