18679650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{11321}}^1$

素因数の和:11347

約数の個数: 48

約数和(自身を含む): 50541408

約数和(自身を除く): 31861758

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 150, 165, 275, 330, 550, 825, 1650, 11321, 22642, 33963, 56605, 67926, 113210, 124531, 169815, 249062, 283025, 339630, 373593, 566050, 622655, 747186, 849075, 1245310, 1698150, 1867965, 3113275, 3735930, 6226550, 9339825, 18679650]

約数ペア:

[(1, 18679650), (2, 9339825), (3, 6226550), (5, 3735930), (6, 3113275), (10, 1867965), (11, 1698150), (15, 1245310), (22, 849075), (25, 747186), (30, 622655), (33, 566050), (50, 373593), (55, 339630), (66, 283025), (75, 249062), (110, 169815), (150, 124531), (165, 113210), (275, 67926), (330, 56605), (550, 33963), (825, 22642), (1650, 11321)]