20046945591

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{223}}^1\times {\mathrm{1559}}^1$

素因数の和:1980

約数の個数: 48

約数和(自身を含む): 29981952000

約数和(自身を除く): 9935006409

約数列:

[1, 3, 9, 43, 129, 149, 223, 387, 447, 669, 1341, 1559, 2007, 4677, 6407, 9589, 14031, 19221, 28767, 33227, 57663, 67037, 86301, 99681, 201111, 232291, 299043, 347657, 603333, 696873, 1042971, 1428761, 2090619, 3128913, 4286283, 9988513, 12858849, 14949251, 29965539, 44847753, 51800893, 89896617, 134543259, 155402679, 466208037, 2227438399, 6682315197, 20046945591]

約数ペア:

[(1, 20046945591), (3, 6682315197), (9, 2227438399), (43, 466208037), (129, 155402679), (149, 134543259), (223, 89896617), (387, 51800893), (447, 44847753), (669, 29965539), (1341, 14949251), (1559, 12858849), (2007, 9988513), (4677, 4286283), (6407, 3128913), (9589, 2090619), (14031, 1428761), (19221, 1042971), (28767, 696873), (33227, 603333), (57663, 347657), (67037, 299043), (86301, 232291), (99681, 201111)]