20724581638

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{23827}}^1\times {\mathrm{6491}}^1$

素因数の和:30387

約数の個数: 16

約数和(自身を含む): 31557040704

約数和(自身を除く): 10832459066

約数列:

[1, 2, 67, 134, 6491, 12982, 23827, 47654, 434897, 869794, 1596409, 3192818, 154661057, 309322114, 10362290819, 20724581638]

約数ペア:

[(1, 20724581638), (2, 10362290819), (67, 309322114), (134, 154661057), (6491, 3192818), (12982, 1596409), (23827, 869794), (47654, 434897)]