20214744

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{6961}}^1$

素因数の和:6992

約数の個数: 48

約数和(自身を含む): 55556760

約数和(自身を除く): 35342016

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 121, 132, 242, 264, 363, 484, 726, 968, 1452, 2904, 6961, 13922, 20883, 27844, 41766, 55688, 76571, 83532, 153142, 167064, 229713, 306284, 459426, 612568, 842281, 918852, 1684562, 1837704, 2526843, 3369124, 5053686, 6738248, 10107372, 20214744]

約数ペア:

[(1, 20214744), (2, 10107372), (3, 6738248), (4, 5053686), (6, 3369124), (8, 2526843), (11, 1837704), (12, 1684562), (22, 918852), (24, 842281), (33, 612568), (44, 459426), (66, 306284), (88, 229713), (121, 167064), (132, 153142), (242, 83532), (264, 76571), (363, 55688), (484, 41766), (726, 27844), (968, 20883), (1452, 13922), (2904, 6961)]