40819818

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{1249}}^1$

素因数の和:1686

約数の個数: 32

約数和(自身を含む): 88200000

約数和(自身を除く): 47380182

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 419, 838, 1249, 1257, 2498, 2514, 3747, 5447, 7494, 10894, 16237, 16341, 32474, 32682, 48711, 97422, 523331, 1046662, 1569993, 3139986, 6803303, 13606606, 20409909, 40819818]

約数ペア:

[(1, 40819818), (2, 20409909), (3, 13606606), (6, 6803303), (13, 3139986), (26, 1569993), (39, 1046662), (78, 523331), (419, 97422), (838, 48711), (1249, 32682), (1257, 32474), (2498, 16341), (2514, 16237), (3747, 10894), (5447, 7494)]