20668662

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{54679}}^1$

素因数の和:54697

約数の個数: 32

約数和(自身を含む): 52492800

約数和(自身を除く): 31824138

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 54679, 109358, 164037, 328074, 382753, 492111, 765506, 984222, 1148259, 1476333, 2296518, 2952666, 3444777, 6889554, 10334331, 20668662]

約数ペア:

[(1, 20668662), (2, 10334331), (3, 6889554), (6, 3444777), (7, 2952666), (9, 2296518), (14, 1476333), (18, 1148259), (21, 984222), (27, 765506), (42, 492111), (54, 382753), (63, 328074), (126, 164037), (189, 109358), (378, 54679)]