20456445345

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{4127}}^1\times {\mathrm{47207}}^1$

素因数の和:51349

約数の個数: 32

約数和(自身を含む): 37415927808

約数和(自身を除く): 16959482463

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 4127, 12381, 20635, 28889, 47207, 61905, 86667, 141621, 144445, 236035, 330449, 433335, 708105, 991347, 1652245, 4956735, 194823289, 584469867, 974116445, 1363763023, 2922349335, 4091289069, 6818815115, 20456445345]

約数ペア:

[(1, 20456445345), (3, 6818815115), (5, 4091289069), (7, 2922349335), (15, 1363763023), (21, 974116445), (35, 584469867), (105, 194823289), (4127, 4956735), (12381, 1652245), (20635, 991347), (28889, 708105), (47207, 433335), (61905, 330449), (86667, 236035), (141621, 144445)]