19219738502

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{769}}^1\times {\mathrm{140411}}^1$

素因数の和:141271

約数の個数: 16

約数和(自身を含む): 29191654800

約数和(自身を除く): 9971916298

約数列:

[1, 2, 89, 178, 769, 1538, 68441, 136882, 140411, 280822, 12496579, 24993158, 107976059, 215952118, 9609869251, 19219738502]

約数ペア:

[(1, 19219738502), (2, 9609869251), (89, 215952118), (178, 107976059), (769, 24993158), (1538, 12496579), (68441, 280822), (136882, 140411)]