2019906217

素因数分解:

$7^1\times {\mathrm{137}}^1\times {\mathrm{421}}^1\times {\mathrm{5003}}^1$

素因数の和:5568

約数の個数: 16

約数和(自身を含む): 2331303552

約数和(自身を除く): 311397335

約数列:

[1, 7, 137, 421, 959, 2947, 5003, 35021, 57677, 403739, 685411, 2106263, 4797877, 14743841, 288558031, 2019906217]

約数ペア:

[(1, 2019906217), (7, 288558031), (137, 14743841), (421, 4797877), (959, 2106263), (2947, 685411), (5003, 403739), (35021, 57677)]