20224568

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2137}}^1$

素因数の和:2176

約数の個数: 48

約数和(自身を含む): 46950480

約数和(自身を除く): 26725912

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 169, 182, 338, 364, 676, 728, 1183, 1352, 2137, 2366, 4274, 4732, 8548, 9464, 14959, 17096, 27781, 29918, 55562, 59836, 111124, 119672, 194467, 222248, 361153, 388934, 722306, 777868, 1444612, 1555736, 2528071, 2889224, 5056142, 10112284, 20224568]

約数ペア:

[(1, 20224568), (2, 10112284), (4, 5056142), (7, 2889224), (8, 2528071), (13, 1555736), (14, 1444612), (26, 777868), (28, 722306), (52, 388934), (56, 361153), (91, 222248), (104, 194467), (169, 119672), (182, 111124), (338, 59836), (364, 55562), (676, 29918), (728, 27781), (1183, 17096), (1352, 14959), (2137, 9464), (2366, 8548), (4274, 4732)]