20922572

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{863}}^1$

素因数の和:926

約数の個数: 48

約数和(自身を含む): 43545600

約数和(自身を除く): 22623028

約数列:

[1, 2, 4, 11, 19, 22, 29, 38, 44, 58, 76, 116, 209, 319, 418, 551, 638, 836, 863, 1102, 1276, 1726, 2204, 3452, 6061, 9493, 12122, 16397, 18986, 24244, 25027, 32794, 37972, 50054, 65588, 100108, 180367, 275297, 360734, 475513, 550594, 721468, 951026, 1101188, 1902052, 5230643, 10461286, 20922572]

約数ペア:

[(1, 20922572), (2, 10461286), (4, 5230643), (11, 1902052), (19, 1101188), (22, 951026), (29, 721468), (38, 550594), (44, 475513), (58, 360734), (76, 275297), (116, 180367), (209, 100108), (319, 65588), (418, 50054), (551, 37972), (638, 32794), (836, 25027), (863, 24244), (1102, 18986), (1276, 16397), (1726, 12122), (2204, 9493), (3452, 6061)]