18401033

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{541}}^1$

素因数の和:704

約数の個数: 16

約数和(自身を含む): 21749376

約数和(自身を除く): 3348343

約数列:

[1, 7, 43, 113, 301, 541, 791, 3787, 4859, 23263, 34013, 61133, 162841, 427931, 2628719, 18401033]

約数ペア:

[(1, 18401033), (7, 2628719), (43, 427931), (113, 162841), (301, 61133), (541, 34013), (791, 23263), (3787, 4859)]