2190205843

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{619}}^1\times {\mathrm{21977}}^1$

素因数の和:22626

約数の個数: 16

約数和(自身を含む): 2616261120

約数和(自身を除く): 426055277

約数列:

[1, 7, 23, 161, 619, 4333, 14237, 21977, 99659, 153839, 505471, 3538297, 13603763, 95226341, 312886549, 2190205843]

約数ペア:

[(1, 2190205843), (7, 312886549), (23, 95226341), (161, 13603763), (619, 3538297), (4333, 505471), (14237, 153839), (21977, 99659)]