18878902574

素因数分解:

$2^1\times 7^2\times {\mathrm{409}}^1\times {\mathrm{471007}}^1$

素因数の和:471432

約数の個数: 24

約数和(自身を含む): 33022370880

約数和(自身を除く): 14143468306

約数列:

[1, 2, 7, 14, 49, 98, 409, 818, 2863, 5726, 20041, 40082, 471007, 942014, 3297049, 6594098, 23079343, 46158686, 192641863, 385283726, 1348493041, 2696986082, 9439451287, 18878902574]

約数ペア:

[(1, 18878902574), (2, 9439451287), (7, 2696986082), (14, 1348493041), (49, 385283726), (98, 192641863), (409, 46158686), (818, 23079343), (2863, 6594098), (5726, 3297049), (20041, 942014), (40082, 471007)]