2019951855

素因数分解:

$3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{247999}}^1$

素因数の和:248191

約数の個数: 24

約数和(自身を含む): 3520608000

約数和(自身を除く): 1500656145

約数列:

[1, 3, 5, 9, 15, 45, 181, 543, 905, 1629, 2715, 8145, 247999, 743997, 1239995, 2231991, 3719985, 11159955, 44887819, 134663457, 224439095, 403990371, 673317285, 2019951855]

約数ペア:

[(1, 2019951855), (3, 673317285), (5, 403990371), (9, 224439095), (15, 134663457), (45, 44887819), (181, 11159955), (543, 3719985), (905, 2231991), (1629, 1239995), (2715, 743997), (8145, 247999)]