20065236471

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{439}}^1\times {\mathrm{8741}}^1$

素因数の和:9276

約数の個数: 48

約数和(自身を含む): 33602849280

約数和(自身を除く): 13537612809

約数列:

[1, 3, 7, 9, 21, 63, 83, 249, 439, 581, 747, 1317, 1743, 3073, 3951, 5229, 8741, 9219, 26223, 27657, 36437, 61187, 78669, 109311, 183561, 255059, 327933, 550683, 725503, 765177, 2176509, 2295531, 3837299, 5078521, 6529527, 11511897, 15235563, 26861093, 34535691, 45706689, 80583279, 241749837, 318495817, 955487451, 2229470719, 2866462353, 6688412157, 20065236471]

約数ペア:

[(1, 20065236471), (3, 6688412157), (7, 2866462353), (9, 2229470719), (21, 955487451), (63, 318495817), (83, 241749837), (249, 80583279), (439, 45706689), (581, 34535691), (747, 26861093), (1317, 15235563), (1743, 11511897), (3073, 6529527), (3951, 5078521), (5229, 3837299), (8741, 2295531), (9219, 2176509), (26223, 765177), (27657, 725503), (36437, 550683), (61187, 327933), (78669, 255059), (109311, 183561)]