20176619980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{91711909}}^1$

素因数の和:91711929

約数の個数: 24

約数和(自身を含む): 46222802640

約数和(自身を除く): 26046182660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 91711909, 183423818, 366847636, 458559545, 917119090, 1008830999, 1834238180, 2017661998, 4035323996, 5044154995, 10088309990, 20176619980]

約数ペア:

[(1, 20176619980), (2, 10088309990), (4, 5044154995), (5, 4035323996), (10, 2017661998), (11, 1834238180), (20, 1008830999), (22, 917119090), (44, 458559545), (55, 366847636), (110, 183423818), (220, 91711909)]