820199206

素因数分解:

$2^1\times {\mathrm{379}}^1\times {\mathrm{661}}^1\times {\mathrm{1637}}^1$

素因数の和:2679

約数の個数: 16

約数和(自身を含む): 1236165840

約数和(自身を除く): 415966634

約数列:

[1, 2, 379, 661, 758, 1322, 1637, 3274, 250519, 501038, 620423, 1082057, 1240846, 2164114, 410099603, 820199206]

約数ペア:

[(1, 820199206), (2, 410099603), (379, 2164114), (661, 1240846), (758, 1082057), (1322, 620423), (1637, 501038), (3274, 250519)]