19420214

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{4877}}^1$

素因数の和:5071

約数の個数: 16

約数和(自身を含む): 31960656

約数和(自身を除く): 12540442

約数列:

[1, 2, 11, 22, 181, 362, 1991, 3982, 4877, 9754, 53647, 107294, 882737, 1765474, 9710107, 19420214]

約数ペア:

[(1, 19420214), (2, 9710107), (11, 1765474), (22, 882737), (181, 107294), (362, 53647), (1991, 9754), (3982, 4877)]