19369720

素因数分解:

$2^3\times 5^1\times {\mathrm{484243}}^1$

素因数の和:484254

約数の個数: 16

約数和(自身を含む): 43581960

約数和(自身を除く): 24212240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 484243, 968486, 1936972, 2421215, 3873944, 4842430, 9684860, 19369720]

約数ペア:

[(1, 19369720), (2, 9684860), (4, 4842430), (5, 3873944), (8, 2421215), (10, 1936972), (20, 968486), (40, 484243)]