20152428

素因数分解:

$2^2\times 3^1\times {\mathrm{421}}^1\times {\mathrm{3989}}^1$

素因数の和:4417

約数の個数: 24

約数和(自身を含む): 47145840

約数和(自身を除く): 26993412

約数列:

[1, 2, 3, 4, 6, 12, 421, 842, 1263, 1684, 2526, 3989, 5052, 7978, 11967, 15956, 23934, 47868, 1679369, 3358738, 5038107, 6717476, 10076214, 20152428]

約数ペア:

[(1, 20152428), (2, 10076214), (3, 6717476), (4, 5038107), (6, 3358738), (12, 1679369), (421, 47868), (842, 23934), (1263, 15956), (1684, 11967), (2526, 7978), (3989, 5052)]