19995830

素因数分解:

$2^1\times 5^1\times {\mathrm{1229}}^1\times {\mathrm{1627}}^1$

素因数の和:2863

約数の個数: 16

約数和(自身を含む): 36043920

約数和(自身を除く): 16048090

約数列:

[1, 2, 5, 10, 1229, 1627, 2458, 3254, 6145, 8135, 12290, 16270, 1999583, 3999166, 9997915, 19995830]

約数ペア:

[(1, 19995830), (2, 9997915), (5, 3999166), (10, 1999583), (1229, 16270), (1627, 12290), (2458, 8135), (3254, 6145)]