19555265

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1597}}^1$

素因数の和:1712

約数の個数: 16

約数和(自身を含む): 24545280

約数和(自身を除く): 4990015

約数列:

[1, 5, 31, 79, 155, 395, 1597, 2449, 7985, 12245, 49507, 126163, 247535, 630815, 3911053, 19555265]

約数ペア:

[(1, 19555265), (5, 3911053), (31, 630815), (79, 247535), (155, 126163), (395, 49507), (1597, 12245), (2449, 7985)]