31878814

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{5347}}^1$

素因数の和:5631

約数の個数: 16

約数和(自身を含む): 52367616

約数和(自身を除く): 20488802

約数列:

[1, 2, 11, 22, 271, 542, 2981, 5347, 5962, 10694, 58817, 117634, 1449037, 2898074, 15939407, 31878814]

約数ペア:

[(1, 31878814), (2, 15939407), (11, 2898074), (22, 1449037), (271, 117634), (542, 58817), (2981, 10694), (5347, 5962)]