201990418

素因数分解:

$2^1\times 7^1\times {\mathrm{1399}}^1\times {\mathrm{10313}}^1$

素因数の和:11721

約数の個数: 16

約数和(自身を含む): 346550400

約数和(自身を除く): 144559982

約数列:

[1, 2, 7, 14, 1399, 2798, 9793, 10313, 19586, 20626, 72191, 144382, 14427887, 28855774, 100995209, 201990418]

約数ペア:

[(1, 201990418), (2, 100995209), (7, 28855774), (14, 14427887), (1399, 144382), (2798, 72191), (9793, 20626), (10313, 19586)]