18766996980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{569}}^1\times {\mathrm{549707}}^1$

素因数の和:550288

約数の個数: 48

約数和(自身を含む): 52640038080

約数和(自身を除く): 33873041100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 569, 1138, 1707, 2276, 2845, 3414, 5690, 6828, 8535, 11380, 17070, 34140, 549707, 1099414, 1649121, 2198828, 2748535, 3298242, 5497070, 6596484, 8245605, 10994140, 16491210, 32982420, 312783283, 625566566, 938349849, 1251133132, 1563916415, 1876699698, 3127832830, 3753399396, 4691749245, 6255665660, 9383498490, 18766996980]

約数ペア:

[(1, 18766996980), (2, 9383498490), (3, 6255665660), (4, 4691749245), (5, 3753399396), (6, 3127832830), (10, 1876699698), (12, 1563916415), (15, 1251133132), (20, 938349849), (30, 625566566), (60, 312783283), (569, 32982420), (1138, 16491210), (1707, 10994140), (2276, 8245605), (2845, 6596484), (3414, 5497070), (5690, 3298242), (6828, 2748535), (8535, 2198828), (11380, 1649121), (17070, 1099414), (34140, 549707)]