13178938

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1\times {\mathrm{349}}^1$

素因数の和:669

約数の個数: 16

約数和(自身を含む): 20160000

約数和(自身を除く): 6981062

約数列:

[1, 2, 79, 158, 239, 349, 478, 698, 18881, 27571, 37762, 55142, 83411, 166822, 6589469, 13178938]

約数ペア:

[(1, 13178938), (2, 6589469), (79, 166822), (158, 83411), (239, 55142), (349, 37762), (478, 27571), (698, 18881)]