18306580

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{2593}}^1$

素因数の和:2955

約数の個数: 24

約数和(自身を含む): 38567592

約数和(自身を除く): 20261012

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 1412, 1765, 2593, 3530, 5186, 7060, 10372, 12965, 25930, 51860, 915329, 1830658, 3661316, 4576645, 9153290, 18306580]

約数ペア:

[(1, 18306580), (2, 9153290), (4, 4576645), (5, 3661316), (10, 1830658), (20, 915329), (353, 51860), (706, 25930), (1412, 12965), (1765, 10372), (2593, 7060), (3530, 5186)]