20525536

素因数分解:

$2^5\times {\mathrm{89}}^1\times {\mathrm{7207}}^1$

素因数の和:7306

約数の個数: 24

約数和(自身を含む): 40869360

約数和(自身を除く): 20343824

約数列:

[1, 2, 4, 8, 16, 32, 89, 178, 356, 712, 1424, 2848, 7207, 14414, 28828, 57656, 115312, 230624, 641423, 1282846, 2565692, 5131384, 10262768, 20525536]

約数ペア:

[(1, 20525536), (2, 10262768), (4, 5131384), (8, 2565692), (16, 1282846), (32, 641423), (89, 230624), (178, 115312), (356, 57656), (712, 28828), (1424, 14414), (2848, 7207)]