20179934654

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{212873}}^1$

素因数の和:213056

約数の個数: 32

約数和(自身を含む): 34332318720

約数和(自身を除く): 14152384066

約数列:

[1, 2, 11, 22, 31, 62, 139, 278, 341, 682, 1529, 3058, 4309, 8618, 47399, 94798, 212873, 425746, 2341603, 4683206, 6599063, 13198126, 29589347, 59178694, 72589693, 145179386, 325482817, 650965634, 917269757, 1834539514, 10089967327, 20179934654]

約数ペア:

[(1, 20179934654), (2, 10089967327), (11, 1834539514), (22, 917269757), (31, 650965634), (62, 325482817), (139, 145179386), (278, 72589693), (341, 59178694), (682, 29589347), (1529, 13198126), (3058, 6599063), (4309, 4683206), (8618, 2341603), (47399, 425746), (94798, 212873)]