1947156746

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{72889}}^1$

素因数の和:72966

約数の個数: 24

約数和(自身を含む): 3165904260

約数和(自身を除く): 1218747514

約数列:

[1, 2, 19, 37, 38, 74, 361, 703, 722, 1406, 13357, 26714, 72889, 145778, 1384891, 2696893, 2769782, 5393786, 26312929, 51240967, 52625858, 102481934, 973578373, 1947156746]

約数ペア:

[(1, 1947156746), (2, 973578373), (19, 102481934), (37, 52625858), (38, 51240967), (74, 26312929), (361, 5393786), (703, 2769782), (722, 2696893), (1406, 1384891), (13357, 145778), (26714, 72889)]