19135620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{15187}}^1$

素因数の和:15209

約数の個数: 72

約数和(自身を含む): 66341184

約数和(自身を除く): 47205564

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 15187, 30374, 45561, 60748, 75935, 91122, 106309, 136683, 151870, 182244, 212618, 227805, 273366, 303740, 318927, 425236, 455610, 531545, 546732, 637854, 683415, 911220, 956781, 1063090, 1275708, 1366830, 1594635, 1913562, 2126180, 2733660, 3189270, 3827124, 4783905, 6378540, 9567810, 19135620]

約数ペア:

[(1, 19135620), (2, 9567810), (3, 6378540), (4, 4783905), (5, 3827124), (6, 3189270), (7, 2733660), (9, 2126180), (10, 1913562), (12, 1594635), (14, 1366830), (15, 1275708), (18, 1063090), (20, 956781), (21, 911220), (28, 683415), (30, 637854), (35, 546732), (36, 531545), (42, 455610), (45, 425236), (60, 318927), (63, 303740), (70, 273366), (84, 227805), (90, 212618), (105, 182244), (126, 151870), (140, 136683), (180, 106309), (210, 91122), (252, 75935), (315, 60748), (420, 45561), (630, 30374), (1260, 15187)]