18880612

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3541}}^1$

素因数の和:3619

約数の個数: 24

約数和(自身を含む): 34909952

約数和(自身を除く): 16029340

約数列:

[1, 2, 4, 31, 43, 62, 86, 124, 172, 1333, 2666, 3541, 5332, 7082, 14164, 109771, 152263, 219542, 304526, 439084, 609052, 4720153, 9440306, 18880612]

約数ペア:

[(1, 18880612), (2, 9440306), (4, 4720153), (31, 609052), (43, 439084), (62, 304526), (86, 219542), (124, 152263), (172, 109771), (1333, 14164), (2666, 7082), (3541, 5332)]