20280491308

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{65845751}}^1$

素因数の和:65845773

約数の個数: 24

約数和(自身を含む): 44248345344

約数和(自身を除く): 23967854036

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 65845751, 131691502, 263383004, 460920257, 724303261, 921840514, 1448606522, 1843681028, 2897213044, 5070122827, 10140245654, 20280491308]

約数ペア:

[(1, 20280491308), (2, 10140245654), (4, 5070122827), (7, 2897213044), (11, 1843681028), (14, 1448606522), (22, 921840514), (28, 724303261), (44, 460920257), (77, 263383004), (154, 131691502), (308, 65845751)]