20123208

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{13309}}^1$

素因数の和:13331

約数の個数: 64

約数和(自身を含む): 63888000

約数和(自身を除く): 43764792

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 13309, 26618, 39927, 53236, 79854, 93163, 106472, 119781, 159708, 186326, 239562, 279489, 319416, 359343, 372652, 479124, 558978, 718686, 745304, 838467, 958248, 1117956, 1437372, 1676934, 2235912, 2515401, 2874744, 3353868, 5030802, 6707736, 10061604, 20123208]

約数ペア:

[(1, 20123208), (2, 10061604), (3, 6707736), (4, 5030802), (6, 3353868), (7, 2874744), (8, 2515401), (9, 2235912), (12, 1676934), (14, 1437372), (18, 1117956), (21, 958248), (24, 838467), (27, 745304), (28, 718686), (36, 558978), (42, 479124), (54, 372652), (56, 359343), (63, 319416), (72, 279489), (84, 239562), (108, 186326), (126, 159708), (168, 119781), (189, 106472), (216, 93163), (252, 79854), (378, 53236), (504, 39927), (756, 26618), (1512, 13309)]