20190878

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1\times {\mathrm{461}}^1$

素因数の和:883

約数の個数: 16

約数和(自身を含む): 30935520

約数和(自身を除く): 10744642

約数列:

[1, 2, 61, 122, 359, 461, 718, 922, 21899, 28121, 43798, 56242, 165499, 330998, 10095439, 20190878]

約数ペア:

[(1, 20190878), (2, 10095439), (61, 330998), (122, 165499), (359, 56242), (461, 43798), (718, 28121), (922, 21899)]