2019243989

素因数分解:

$7^2\times {\mathrm{457}}^1\times {\mathrm{90173}}^1$

素因数の和:90644

約数の個数: 12

約数和(自身を含む): 2354082444

約数和(自身を除く): 334838455

約数列:

[1, 7, 49, 457, 3199, 22393, 90173, 631211, 4418477, 41209061, 288463427, 2019243989]

約数ペア:

[(1, 2019243989), (7, 288463427), (49, 41209061), (457, 4418477), (3199, 631211), (22393, 90173)]