19891302

素因数分解:

$2^1\times 3^1\times {\mathrm{131}}^1\times {\mathrm{25307}}^1$

素因数の和:25443

約数の個数: 16

約数和(自身を含む): 40087872

約数和(自身を除く): 20196570

約数列:

[1, 2, 3, 6, 131, 262, 393, 786, 25307, 50614, 75921, 151842, 3315217, 6630434, 9945651, 19891302]

約数ペア:

[(1, 19891302), (2, 9945651), (3, 6630434), (6, 3315217), (131, 151842), (262, 75921), (393, 50614), (786, 25307)]