18860806

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{151}}^1\times {\mathrm{173}}^1$

素因数の和:364

約数の個数: 24

約数和(自身を含む): 30230064

約数和(自身を除く): 11369258

約数列:

[1, 2, 19, 38, 151, 173, 302, 346, 361, 722, 2869, 3287, 5738, 6574, 26123, 52246, 54511, 62453, 109022, 124906, 496337, 992674, 9430403, 18860806]

約数ペア:

[(1, 18860806), (2, 9430403), (19, 992674), (38, 496337), (151, 124906), (173, 109022), (302, 62453), (346, 54511), (361, 52246), (722, 26123), (2869, 6574), (3287, 5738)]