20106351

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{383}}^1$

素因数の和:715

約数の個数: 24

約数和(自身を含む): 30750720

約数和(自身を除く): 10644369

約数列:

[1, 3, 9, 19, 57, 171, 307, 383, 921, 1149, 2763, 3447, 5833, 7277, 17499, 21831, 52497, 65493, 117581, 352743, 1058229, 2234039, 6702117, 20106351]

約数ペア:

[(1, 20106351), (3, 6702117), (9, 2234039), (19, 1058229), (57, 352743), (171, 117581), (307, 65493), (383, 52497), (921, 21831), (1149, 17499), (2763, 7277), (3447, 5833)]