72865684

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{50461}}^1$

素因数の和:50503

約数の個数: 18

約数和(自身を含む): 134582154

約数和(自身を除く): 61716470

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 50461, 100922, 201844, 958759, 1917518, 3835036, 18216421, 36432842, 72865684]

約数ペア:

[(1, 72865684), (2, 36432842), (4, 18216421), (19, 3835036), (38, 1917518), (76, 958759), (361, 201844), (722, 100922), (1444, 50461)]