19109641321

素因数分解:

${\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{281}}^1\times {\mathrm{17117}}^1$

素因数の和:17564

約数の個数: 16

約数和(自身を含む): 19984922640

約数和(自身を除く): 875281319

約数列:

[1, 29, 137, 281, 3973, 8149, 17117, 38497, 496393, 1116413, 2345029, 4809877, 68005841, 139486433, 658953149, 19109641321]

約数ペア:

[(1, 19109641321), (29, 658953149), (137, 139486433), (281, 68005841), (3973, 4809877), (8149, 2345029), (17117, 1116413), (38497, 496393)]