20123351676

素因数分解:

$2^2\times 3^2\times {\mathrm{127}}^1\times {\mathrm{4401433}}^1$

素因数の和:4401570

約数の個数: 36

約数和(自身を含む): 51267903232

約数和(自身を除く): 31144551556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 127, 254, 381, 508, 762, 1143, 1524, 2286, 4572, 4401433, 8802866, 13204299, 17605732, 26408598, 39612897, 52817196, 79225794, 158451588, 558981991, 1117963982, 1676945973, 2235927964, 3353891946, 5030837919, 6707783892, 10061675838, 20123351676]

約数ペア:

[(1, 20123351676), (2, 10061675838), (3, 6707783892), (4, 5030837919), (6, 3353891946), (9, 2235927964), (12, 1676945973), (18, 1117963982), (36, 558981991), (127, 158451588), (254, 79225794), (381, 52817196), (508, 39612897), (762, 26408598), (1143, 17605732), (1524, 13204299), (2286, 8802866), (4572, 4401433)]