20953192

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{201473}}^1$

素因数の和:201492

約数の個数: 16

約数和(自身を含む): 42309540

約数和(自身を除く): 21356348

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 201473, 402946, 805892, 1611784, 2619149, 5238298, 10476596, 20953192]

約数ペア:

[(1, 20953192), (2, 10476596), (4, 5238298), (8, 2619149), (13, 1611784), (26, 805892), (52, 402946), (104, 201473)]