20065356

素因数分解:

$2^2\times 3^2\times {\mathrm{557371}}^1$

素因数の和:557381

約数の個数: 18

約数和(自身を含む): 50720852

約数和(自身を除く): 30655496

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 557371, 1114742, 1672113, 2229484, 3344226, 5016339, 6688452, 10032678, 20065356]

約数ペア:

[(1, 20065356), (2, 10032678), (3, 6688452), (4, 5016339), (6, 3344226), (9, 2229484), (12, 1672113), (18, 1114742), (36, 557371)]