18724870

素因数分解:

$2^1\times 5^1\times {\mathrm{383}}^1\times {\mathrm{4889}}^1$

素因数の和:5279

約数の個数: 16

約数和(自身を含む): 33799680

約数和(自身を除く): 15074810

約数列:

[1, 2, 5, 10, 383, 766, 1915, 3830, 4889, 9778, 24445, 48890, 1872487, 3744974, 9362435, 18724870]

約数ペア:

[(1, 18724870), (2, 9362435), (5, 3744974), (10, 1872487), (383, 48890), (766, 24445), (1915, 9778), (3830, 4889)]