20219388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{240707}}^1$

素因数の和:240721

約数の個数: 24

約数和(自身を含む): 53918592

約数和(自身を除く): 33699204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 240707, 481414, 722121, 962828, 1444242, 1684949, 2888484, 3369898, 5054847, 6739796, 10109694, 20219388]

約数ペア:

[(1, 20219388), (2, 10109694), (3, 6739796), (4, 5054847), (6, 3369898), (7, 2888484), (12, 1684949), (14, 1444242), (21, 962828), (28, 722121), (42, 481414), (84, 240707)]