690842014

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{28099}}^1$

素因数の和:28767

約数の個数: 16

約数和(自身を含む): 1092528000

約数和(自身を除く): 401685986

約数列:

[1, 2, 19, 38, 647, 1294, 12293, 24586, 28099, 56198, 533881, 1067762, 18180053, 36360106, 345421007, 690842014]

約数ペア:

[(1, 690842014), (2, 345421007), (19, 36360106), (38, 18180053), (647, 1067762), (1294, 533881), (12293, 56198), (24586, 28099)]