20791174082

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3001}}^1\times {\mathrm{10529}}^1$

素因数の和:13586

約数の個数: 32

約数和(自身を含む): 36415941120

約数和(自身を除く): 15624767038

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 3001, 6002, 10529, 21007, 21058, 42014, 73703, 141047, 147406, 282094, 494863, 987329, 989726, 1974658, 3464041, 6928082, 31597529, 63195058, 221182703, 442365406, 1485083863, 2970167726, 10395587041, 20791174082]

約数ペア:

[(1, 20791174082), (2, 10395587041), (7, 2970167726), (14, 1485083863), (47, 442365406), (94, 221182703), (329, 63195058), (658, 31597529), (3001, 6928082), (6002, 3464041), (10529, 1974658), (21007, 989726), (21058, 987329), (42014, 494863), (73703, 282094), (141047, 147406)]