20189545900

素因数分解:

$2^2\times 5^2\times {\mathrm{293}}^1\times {\mathrm{689063}}^1$

素因数の和:689370

約数の個数: 36

約数和(自身を含む): 43960905072

約数和(自身を除く): 23771359172

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 293, 586, 1172, 1465, 2930, 5860, 7325, 14650, 29300, 689063, 1378126, 2756252, 3445315, 6890630, 13781260, 17226575, 34453150, 68906300, 201895459, 403790918, 807581836, 1009477295, 2018954590, 4037909180, 5047386475, 10094772950, 20189545900]

約数ペア:

[(1, 20189545900), (2, 10094772950), (4, 5047386475), (5, 4037909180), (10, 2018954590), (20, 1009477295), (25, 807581836), (50, 403790918), (100, 201895459), (293, 68906300), (586, 34453150), (1172, 17226575), (1465, 13781260), (2930, 6890630), (5860, 3445315), (7325, 2756252), (14650, 1378126), (29300, 689063)]