18539490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{617983}}^1$

素因数の和:617993

約数の個数: 16

約数和(自身を含む): 44494848

約数和(自身を除く): 25955358

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 617983, 1235966, 1853949, 3089915, 3707898, 6179830, 9269745, 18539490]

約数ペア:

[(1, 18539490), (2, 9269745), (3, 6179830), (5, 3707898), (6, 3089915), (10, 1853949), (15, 1235966), (30, 617983)]