20172620188

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37918459}}^1$

素因数の和:37918489

約数の個数: 24

約数和(自身を含む): 42468675200

約数和(自身を除く): 22296055012

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 37918459, 75836918, 151673836, 265429213, 530858426, 720450721, 1061716852, 1440901442, 2881802884, 5043155047, 10086310094, 20172620188]

約数ペア:

[(1, 20172620188), (2, 10086310094), (4, 5043155047), (7, 2881802884), (14, 1440901442), (19, 1061716852), (28, 720450721), (38, 530858426), (76, 265429213), (133, 151673836), (266, 75836918), (532, 37918459)]