20724702943

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2428771}}^1$

素因数の和:2428854

約数の個数: 16

約数和(自身を含む): 25181508096

約数和(自身を除く): 4456805153

約数列:

[1, 7, 23, 53, 161, 371, 1219, 8533, 2428771, 17001397, 55861733, 128724863, 391032131, 901074041, 2960671849, 20724702943]

約数ペア:

[(1, 20724702943), (7, 2960671849), (23, 901074041), (53, 391032131), (161, 128724863), (371, 55861733), (1219, 17001397), (8533, 2428771)]