20922216

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{17791}}^1$

素因数の和:17814

約数の個数: 48

約数和(自身を含む): 60848640

約数和(自身を除く): 39926424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 17791, 35582, 53373, 71164, 106746, 124537, 142328, 213492, 249074, 373611, 426984, 498148, 747222, 871759, 996296, 1494444, 1743518, 2615277, 2988888, 3487036, 5230554, 6974072, 10461108, 20922216]

約数ペア:

[(1, 20922216), (2, 10461108), (3, 6974072), (4, 5230554), (6, 3487036), (7, 2988888), (8, 2615277), (12, 1743518), (14, 1494444), (21, 996296), (24, 871759), (28, 747222), (42, 498148), (49, 426984), (56, 373611), (84, 249074), (98, 213492), (147, 142328), (168, 124537), (196, 106746), (294, 71164), (392, 53373), (588, 35582), (1176, 17791)]