18086460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43063}}^1$

素因数の和:43082

約数の個数: 48

約数和(自身を含む): 57878016

約数和(自身を除く): 39791556

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 43063, 86126, 129189, 172252, 215315, 258378, 301441, 430630, 516756, 602882, 645945, 861260, 904323, 1205764, 1291890, 1507205, 1808646, 2583780, 3014410, 3617292, 4521615, 6028820, 9043230, 18086460]

約数ペア:

[(1, 18086460), (2, 9043230), (3, 6028820), (4, 4521615), (5, 3617292), (6, 3014410), (7, 2583780), (10, 1808646), (12, 1507205), (14, 1291890), (15, 1205764), (20, 904323), (21, 861260), (28, 645945), (30, 602882), (35, 516756), (42, 430630), (60, 301441), (70, 258378), (84, 215315), (105, 172252), (140, 129189), (210, 86126), (420, 43063)]