20131489130

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4637}}^1\times {\mathrm{10589}}^1$

素因数の和:15274

約数の個数: 32

約数和(自身を含む): 37132013520

約数和(自身を除く): 17000524390

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 4637, 9274, 10589, 21178, 23185, 46370, 52945, 105890, 190117, 380234, 434149, 868298, 950585, 1901170, 2170745, 4341490, 49101193, 98202386, 245505965, 491011930, 2013148913, 4026297826, 10065744565, 20131489130]

約数ペア:

[(1, 20131489130), (2, 10065744565), (5, 4026297826), (10, 2013148913), (41, 491011930), (82, 245505965), (205, 98202386), (410, 49101193), (4637, 4341490), (9274, 2170745), (10589, 1901170), (21178, 950585), (23185, 868298), (46370, 434149), (52945, 380234), (105890, 190117)]