18616740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10009}}^1$

素因数の和:10052

約数の個数: 48

約数和(自身を含む): 53813760

約数和(自身を除く): 35197020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 10009, 20018, 30027, 40036, 50045, 60054, 100090, 120108, 150135, 200180, 300270, 310279, 600540, 620558, 930837, 1241116, 1551395, 1861674, 3102790, 3723348, 4654185, 6205580, 9308370, 18616740]

約数ペア:

[(1, 18616740), (2, 9308370), (3, 6205580), (4, 4654185), (5, 3723348), (6, 3102790), (10, 1861674), (12, 1551395), (15, 1241116), (20, 930837), (30, 620558), (31, 600540), (60, 310279), (62, 300270), (93, 200180), (124, 150135), (155, 120108), (186, 100090), (310, 60054), (372, 50045), (465, 40036), (620, 30027), (930, 20018), (1860, 10009)]