20407514906

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{853}}^1\times {\mathrm{2099}}^1$

素因数の和:3134

約数の個数: 32

約数和(自身を含む): 31635576000

約数和(自身を除く): 11228061094

約数列:

[1, 2, 41, 82, 139, 278, 853, 1706, 2099, 4198, 5699, 11398, 34973, 69946, 86059, 118567, 172118, 237134, 291761, 583522, 1790447, 3580894, 4861247, 9722494, 11962201, 23924402, 73408327, 146816654, 248872133, 497744266, 10203757453, 20407514906]

約数ペア:

[(1, 20407514906), (2, 10203757453), (41, 497744266), (82, 248872133), (139, 146816654), (278, 73408327), (853, 23924402), (1706, 11962201), (2099, 9722494), (4198, 4861247), (5699, 3580894), (11398, 1790447), (34973, 583522), (69946, 291761), (86059, 237134), (118567, 172118)]