20849490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{231661}}^1$

素因数の和:231674

約数の個数: 24

約数和(自身を含む): 54208908

約数和(自身を除く): 33359418

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 231661, 463322, 694983, 1158305, 1389966, 2084949, 2316610, 3474915, 4169898, 6949830, 10424745, 20849490]

約数ペア:

[(1, 20849490), (2, 10424745), (3, 6949830), (5, 4169898), (6, 3474915), (9, 2316610), (10, 2084949), (15, 1389966), (18, 1158305), (30, 694983), (45, 463322), (90, 231661)]