18536890

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{379}}^1$

素因数の和:526

約数の個数: 32

約数和(自身を含む): 34418880

約数和(自身を除く): 15881990

約数列:

[1, 2, 5, 10, 67, 73, 134, 146, 335, 365, 379, 670, 730, 758, 1895, 3790, 4891, 9782, 24455, 25393, 27667, 48910, 50786, 55334, 126965, 138335, 253930, 276670, 1853689, 3707378, 9268445, 18536890]

約数ペア:

[(1, 18536890), (2, 9268445), (5, 3707378), (10, 1853689), (67, 276670), (73, 253930), (134, 138335), (146, 126965), (335, 55334), (365, 50786), (379, 48910), (670, 27667), (730, 25393), (758, 24455), (1895, 9782), (3790, 4891)]