20145888917

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{13770259}}^1$

素因数の和:13770296

約数の個数: 16

約数和(自身を含む): 26438899200

約数和(自身を除く): 6293010283

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 13770259, 96391813, 151472849, 261634921, 1060309943, 1831444447, 2877984131, 20145888917]

約数ペア:

[(1, 20145888917), (7, 2877984131), (11, 1831444447), (19, 1060309943), (77, 261634921), (133, 151472849), (209, 96391813), (1463, 13770259)]