16720252

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{701}}^1$

素因数の和:861

約数の個数: 24

約数和(自身を含む): 30073680

約数和(自身を除く): 13353428

約数列:

[1, 2, 4, 67, 89, 134, 178, 268, 356, 701, 1402, 2804, 5963, 11926, 23852, 46967, 62389, 93934, 124778, 187868, 249556, 4180063, 8360126, 16720252]

約数ペア:

[(1, 16720252), (2, 8360126), (4, 4180063), (67, 249556), (89, 187868), (134, 124778), (178, 93934), (268, 62389), (356, 46967), (701, 23852), (1402, 11926), (2804, 5963)]