13781538

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{20693}}^1$

素因数の和:20738

約数の個数: 24

約数和(自身を含む): 30668508

約数和(自身を除く): 16886970

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 20693, 41386, 62079, 124158, 186237, 372474, 765641, 1531282, 2296923, 4593846, 6890769, 13781538]

約数ペア:

[(1, 13781538), (2, 6890769), (3, 4593846), (6, 2296923), (9, 1531282), (18, 765641), (37, 372474), (74, 186237), (111, 124158), (222, 62079), (333, 41386), (666, 20693)]