19420886

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{1217}}^1$

素因数の和:1399

約数の個数: 16

約数和(自身を含む): 29816640

約数和(自身を除く): 10395754

約数列:

[1, 2, 79, 101, 158, 202, 1217, 2434, 7979, 15958, 96143, 122917, 192286, 245834, 9710443, 19420886]

約数ペア:

[(1, 19420886), (2, 9710443), (79, 245834), (101, 192286), (158, 122917), (202, 96143), (1217, 15958), (2434, 7979)]