2001908

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:263

約数の個数: 24

約数和(自身を含む): 3651648

約数和(自身を除く): 1649740

約数列:

[1, 2, 4, 43, 86, 103, 113, 172, 206, 226, 412, 452, 4429, 4859, 8858, 9718, 11639, 17716, 19436, 23278, 46556, 500477, 1000954, 2001908]

約数ペア:

[(1, 2001908), (2, 1000954), (4, 500477), (43, 46556), (86, 23278), (103, 19436), (113, 17716), (172, 11639), (206, 9718), (226, 8858), (412, 4859), (452, 4429)]