12561362

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{2389}}^1$

素因数の和:2641

約数の個数: 16

約数和(自身を含む): 20649600

約数和(自身を除く): 8088238

約数列:

[1, 2, 11, 22, 239, 478, 2389, 2629, 4778, 5258, 26279, 52558, 570971, 1141942, 6280681, 12561362]

約数ペア:

[(1, 12561362), (2, 6280681), (11, 1141942), (22, 570971), (239, 52558), (478, 26279), (2389, 5258), (2629, 4778)]