39440518

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{683}}^1\times {\mathrm{2221}}^1$

素因数の和:2919

約数の個数: 16

約数和(自身を含む): 63833616

約数和(自身を除く): 24393098

約数列:

[1, 2, 13, 26, 683, 1366, 2221, 4442, 8879, 17758, 28873, 57746, 1516943, 3033886, 19720259, 39440518]

約数ペア:

[(1, 39440518), (2, 19720259), (13, 3033886), (26, 1516943), (683, 57746), (1366, 28873), (2221, 17758), (4442, 8879)]