39840268

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{20707}}^1$

素因数の和:20761

約数の個数: 24

約数和(自身を含む): 77116592

約数和(自身を除く): 37276324

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 481, 962, 1924, 20707, 41414, 82828, 269191, 538382, 766159, 1076764, 1532318, 3064636, 9960067, 19920134, 39840268]

約数ペア:

[(1, 39840268), (2, 19920134), (4, 9960067), (13, 3064636), (26, 1532318), (37, 1076764), (52, 766159), (74, 538382), (148, 269191), (481, 82828), (962, 41414), (1924, 20707)]