890297858

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{91163}}^1$

素因数の和:91441

約数の個数: 16

約数和(自身を含む): 1411218720

約数和(自身を除く): 520920862

約数列:

[1, 2, 19, 38, 257, 514, 4883, 9766, 91163, 182326, 1732097, 3464194, 23428891, 46857782, 445148929, 890297858]

約数ペア:

[(1, 890297858), (2, 445148929), (19, 46857782), (38, 23428891), (257, 3464194), (514, 1732097), (4883, 182326), (9766, 91163)]