20024390

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{18371}}^1$

素因数の和:18487

約数の個数: 16

約数和(自身を含む): 36376560

約数和(自身を除く): 16352170

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 18371, 36742, 91855, 183710, 2002439, 4004878, 10012195, 20024390]

約数ペア:

[(1, 20024390), (2, 10012195), (5, 4004878), (10, 2002439), (109, 183710), (218, 91855), (545, 36742), (1090, 18371)]