18331620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2803}}^1$

素因数の和:2924

約数の個数: 48

約数和(自身を含む): 51817920

約数和(自身を除く): 33486300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 327, 436, 545, 654, 1090, 1308, 1635, 2180, 2803, 3270, 5606, 6540, 8409, 11212, 14015, 16818, 28030, 33636, 42045, 56060, 84090, 168180, 305527, 611054, 916581, 1222108, 1527635, 1833162, 3055270, 3666324, 4582905, 6110540, 9165810, 18331620]

約数ペア:

[(1, 18331620), (2, 9165810), (3, 6110540), (4, 4582905), (5, 3666324), (6, 3055270), (10, 1833162), (12, 1527635), (15, 1222108), (20, 916581), (30, 611054), (60, 305527), (109, 168180), (218, 84090), (327, 56060), (436, 42045), (545, 33636), (654, 28030), (1090, 16818), (1308, 14015), (1635, 11212), (2180, 8409), (2803, 6540), (3270, 5606)]