20823218

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{27617}}^1$

素因数の和:27661

約数の個数: 16

約数和(自身を含む): 34798680

約数和(自身を除く): 13975462

約数列:

[1, 2, 13, 26, 29, 58, 377, 754, 27617, 55234, 359021, 718042, 800893, 1601786, 10411609, 20823218]

約数ペア:

[(1, 20823218), (2, 10411609), (13, 1601786), (26, 800893), (29, 718042), (58, 359021), (377, 55234), (754, 27617)]