19758430

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{18127}}^1$

素因数の和:18243

約数の個数: 16

約数和(自身を含む): 35893440

約数和(自身を除く): 16135010

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 18127, 36254, 90635, 181270, 1975843, 3951686, 9879215, 19758430]

約数ペア:

[(1, 19758430), (2, 9879215), (5, 3951686), (10, 1975843), (109, 181270), (218, 90635), (545, 36254), (1090, 18127)]