31000438

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{16649}}^1$

素因数の和:16684

約数の個数: 24

約数和(自身を含む): 56943000

約数和(自身を除く): 25942562

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 16649, 33298, 116543, 233086, 316331, 632662, 815801, 1631602, 2214317, 4428634, 15500219, 31000438]

約数ペア:

[(1, 31000438), (2, 15500219), (7, 4428634), (14, 2214317), (19, 1631602), (38, 815801), (49, 632662), (98, 316331), (133, 233086), (266, 116543), (931, 33298), (1862, 16649)]