19693288

素因数分解:

$2^3\times {\mathrm{1559}}^1\times {\mathrm{1579}}^1$

素因数の和:3144

約数の個数: 16

約数和(自身を含む): 36972000

約数和(自身を除く): 17278712

約数列:

[1, 2, 4, 8, 1559, 1579, 3118, 3158, 6236, 6316, 12472, 12632, 2461661, 4923322, 9846644, 19693288]

約数ペア:

[(1, 19693288), (2, 9846644), (4, 4923322), (8, 2461661), (1559, 12632), (1579, 12472), (3118, 6316), (3158, 6236)]