22781868

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{419}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 55883520

約数和(自身を除く): 33101652

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 197, 276, 394, 419, 591, 788, 838, 1182, 1257, 1676, 2364, 2514, 4531, 5028, 9062, 9637, 13593, 18124, 19274, 27186, 28911, 38548, 54372, 57822, 82543, 115644, 165086, 247629, 330172, 495258, 990516, 1898489, 3796978, 5695467, 7593956, 11390934, 22781868]

約数ペア:

[(1, 22781868), (2, 11390934), (3, 7593956), (4, 5695467), (6, 3796978), (12, 1898489), (23, 990516), (46, 495258), (69, 330172), (92, 247629), (138, 165086), (197, 115644), (276, 82543), (394, 57822), (419, 54372), (591, 38548), (788, 28911), (838, 27186), (1182, 19274), (1257, 18124), (1676, 13593), (2364, 9637), (2514, 9062), (4531, 5028)]