20920272

素因数分解:

$2^4\times 3^1\times {\mathrm{435839}}^1$

素因数の和:435850

約数の個数: 20

約数和(自身を含む): 54044160

約数和(自身を除く): 33123888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 435839, 871678, 1307517, 1743356, 2615034, 3486712, 5230068, 6973424, 10460136, 20920272]

約数ペア:

[(1, 20920272), (2, 10460136), (3, 6973424), (4, 5230068), (6, 3486712), (8, 2615034), (12, 1743356), (16, 1307517), (24, 871678), (48, 435839)]