86420638672

素因数分解:

$2^4\times {\mathrm{173}}^1\times {\mathrm{31221329}}^1$

素因数の和:31221510

約数の個数: 20

約数和(自身を含む): 168407854020

約数和(自身を除く): 81987215348

約数列:

[1, 2, 4, 8, 16, 173, 346, 692, 1384, 2768, 31221329, 62442658, 124885316, 249770632, 499541264, 5401289917, 10802579834, 21605159668, 43210319336, 86420638672]

約数ペア:

[(1, 86420638672), (2, 43210319336), (4, 21605159668), (8, 10802579834), (16, 5401289917), (173, 499541264), (346, 249770632), (692, 124885316), (1384, 62442658), (2768, 31221329)]