20189244509

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{2003}}^1\times {\mathrm{38917}}^1$

素因数の和:40964

約数の個数: 16

約数和(自身を含む): 23709468288

約数和(自身を除く): 3520223779

約数列:

[1, 7, 37, 259, 2003, 14021, 38917, 74111, 272419, 518777, 1439929, 10079503, 77950751, 545655257, 2884177787, 20189244509]

約数ペア:

[(1, 20189244509), (7, 2884177787), (37, 545655257), (259, 77950751), (2003, 10079503), (14021, 1439929), (38917, 518777), (74111, 272419)]