19147380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{45589}}^1$

素因数の和:45608

約数の個数: 48

約数和(自身を含む): 61272960

約数和(自身を除く): 42125580

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, 45589, 91178, 136767, 182356, 227945, 273534, 319123, 455890, 547068, 638246, 683835, 911780, 957369, 1276492, 1367670, 1595615, 1914738, 2735340, 3191230, 3829476, 4786845, 6382460, 9573690, 19147380]

約数ペア:

[(1, 19147380), (2, 9573690), (3, 6382460), (4, 4786845), (5, 3829476), (6, 3191230), (7, 2735340), (10, 1914738), (12, 1595615), (14, 1367670), (15, 1276492), (20, 957369), (21, 911780), (28, 683835), (30, 638246), (35, 547068), (42, 455890), (60, 319123), (70, 273534), (84, 227945), (105, 182356), (140, 136767), (210, 91178), (420, 45589)]