18378036901

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{2861}}^1\times {\mathrm{21341}}^1$

素因数の和:24252

約数の個数: 16

約数和(自身を含む): 21500443008

約数和(自身を除く): 3122406107

約数列:

[1, 7, 43, 301, 2861, 20027, 21341, 123023, 149387, 861161, 917663, 6423641, 61056601, 427396207, 2625433843, 18378036901]

約数ペア:

[(1, 18378036901), (7, 2625433843), (43, 427396207), (301, 61056601), (2861, 6423641), (20027, 917663), (21341, 861161), (123023, 149387)]