201457988

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{557}}^1\times {\mathrm{4759}}^1$

素因数の和:5339

約数の個数: 24

約数和(自身を含む): 371851200

約数和(自身を除く): 170393212

約数列:

[1, 2, 4, 19, 38, 76, 557, 1114, 2228, 4759, 9518, 10583, 19036, 21166, 42332, 90421, 180842, 361684, 2650763, 5301526, 10603052, 50364497, 100728994, 201457988]

約数ペア:

[(1, 201457988), (2, 100728994), (4, 50364497), (19, 10603052), (38, 5301526), (76, 2650763), (557, 361684), (1114, 180842), (2228, 90421), (4759, 42332), (9518, 21166), (10583, 19036)]