20007146887

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{599}}^1\times {\mathrm{1523}}^1$

素因数の和:2383

約数の個数: 32

約数和(自身を含む): 24783897600

約数和(自身を除く): 4776750713

約数列:

[1, 7, 13, 91, 241, 599, 1523, 1687, 3133, 4193, 7787, 10661, 19799, 21931, 54509, 138593, 144359, 367043, 912277, 1010513, 1876667, 2569301, 4771559, 6385939, 11859601, 13136669, 33400913, 83017207, 219858757, 1539011299, 2858163841, 20007146887]

約数ペア:

[(1, 20007146887), (7, 2858163841), (13, 1539011299), (91, 219858757), (241, 83017207), (599, 33400913), (1523, 13136669), (1687, 11859601), (3133, 6385939), (4193, 4771559), (7787, 2569301), (10661, 1876667), (19799, 1010513), (21931, 912277), (54509, 367043), (138593, 144359)]