438165008

素因数分解:

$2^4\times {\mathrm{317}}^1\times {\mathrm{86389}}^1$

素因数の和:86714

約数の個数: 20

約数和(自身を含む): 851632620

約数和(自身を除く): 413467612

約数列:

[1, 2, 4, 8, 16, 317, 634, 1268, 2536, 5072, 86389, 172778, 345556, 691112, 1382224, 27385313, 54770626, 109541252, 219082504, 438165008]

約数ペア:

[(1, 438165008), (2, 219082504), (4, 109541252), (8, 54770626), (16, 27385313), (317, 1382224), (634, 691112), (1268, 345556), (2536, 172778), (5072, 86389)]