20470968

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{4513}}^1$

素因数の和:4538

約数の個数: 80

約数和(自身を含む): 65543280

約数和(自身を除く): 45072312

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 189, 216, 252, 324, 378, 504, 567, 648, 756, 1134, 1512, 2268, 4513, 4536, 9026, 13539, 18052, 27078, 31591, 36104, 40617, 54156, 63182, 81234, 94773, 108312, 121851, 126364, 162468, 189546, 243702, 252728, 284319, 324936, 365553, 379092, 487404, 568638, 731106, 758184, 852957, 974808, 1137276, 1462212, 1705914, 2274552, 2558871, 2924424, 3411828, 5117742, 6823656, 10235484, 20470968]

約数ペア:

[(1, 20470968), (2, 10235484), (3, 6823656), (4, 5117742), (6, 3411828), (7, 2924424), (8, 2558871), (9, 2274552), (12, 1705914), (14, 1462212), (18, 1137276), (21, 974808), (24, 852957), (27, 758184), (28, 731106), (36, 568638), (42, 487404), (54, 379092), (56, 365553), (63, 324936), (72, 284319), (81, 252728), (84, 243702), (108, 189546), (126, 162468), (162, 126364), (168, 121851), (189, 108312), (216, 94773), (252, 81234), (324, 63182), (378, 54156), (504, 40617), (567, 36104), (648, 31591), (756, 27078), (1134, 18052), (1512, 13539), (2268, 9026), (4513, 4536)]