20521512

素因数分解:

$2^3\times 3^4\times {\mathrm{11}}^1\times {\mathrm{2879}}^1$

素因数の和:2908

約数の個数: 80

約数和(自身を含む): 62726400

約数和(自身を除く): 42204888

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 81, 88, 99, 108, 132, 162, 198, 216, 264, 297, 324, 396, 594, 648, 792, 891, 1188, 1782, 2376, 2879, 3564, 5758, 7128, 8637, 11516, 17274, 23032, 25911, 31669, 34548, 51822, 63338, 69096, 77733, 95007, 103644, 126676, 155466, 190014, 207288, 233199, 253352, 285021, 310932, 380028, 466398, 570042, 621864, 760056, 855063, 932796, 1140084, 1710126, 1865592, 2280168, 2565189, 3420252, 5130378, 6840504, 10260756, 20521512]

約数ペア:

[(1, 20521512), (2, 10260756), (3, 6840504), (4, 5130378), (6, 3420252), (8, 2565189), (9, 2280168), (11, 1865592), (12, 1710126), (18, 1140084), (22, 932796), (24, 855063), (27, 760056), (33, 621864), (36, 570042), (44, 466398), (54, 380028), (66, 310932), (72, 285021), (81, 253352), (88, 233199), (99, 207288), (108, 190014), (132, 155466), (162, 126676), (198, 103644), (216, 95007), (264, 77733), (297, 69096), (324, 63338), (396, 51822), (594, 34548), (648, 31669), (792, 25911), (891, 23032), (1188, 17274), (1782, 11516), (2376, 8637), (2879, 7128), (3564, 5758)]