31405328

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{103307}}^1$

素因数の和:103334

約数の個数: 20

約数和(自身を含む): 64050960

約数和(自身を除く): 32645632

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 103307, 206614, 413228, 826456, 1652912, 1962833, 3925666, 7851332, 15702664, 31405328]

約数ペア:

[(1, 31405328), (2, 15702664), (4, 7851332), (8, 3925666), (16, 1962833), (19, 1652912), (38, 826456), (76, 413228), (152, 206614), (304, 103307)]