19226720

素因数分解:

$2^5\times 5^1\times {\mathrm{120167}}^1$

素因数の和:120182

約数の個数: 24

約数和(自身を含む): 45423504

約数和(自身を除く): 26196784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 120167, 240334, 480668, 600835, 961336, 1201670, 1922672, 2403340, 3845344, 4806680, 9613360, 19226720]

約数ペア:

[(1, 19226720), (2, 9613360), (4, 4806680), (5, 3845344), (8, 2403340), (10, 1922672), (16, 1201670), (20, 961336), (32, 600835), (40, 480668), (80, 240334), (160, 120167)]