20213138887

素因数分解:

${\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{145177}}^1$

素因数の和:145338

約数の個数: 16

約数和(自身を含む): 21449178432

約数和(自身を除く): 1236039545

約数列:

[1, 37, 53, 71, 1961, 2627, 3763, 139231, 145177, 5371549, 7694381, 10307567, 284692097, 381379979, 546301051, 20213138887]

約数ペア:

[(1, 20213138887), (37, 546301051), (53, 381379979), (71, 284692097), (1961, 10307567), (2627, 7694381), (3763, 5371549), (139231, 145177)]