20214864

素因数分解:

$2^4\times 3^2\times {\mathrm{140381}}^1$

素因数の和:140395

約数の個数: 30

約数和(自身を含む): 56573946

約数和(自身を除く): 36359082

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 140381, 280762, 421143, 561524, 842286, 1123048, 1263429, 1684572, 2246096, 2526858, 3369144, 5053716, 6738288, 10107432, 20214864]

約数ペア:

[(1, 20214864), (2, 10107432), (3, 6738288), (4, 5053716), (6, 3369144), (8, 2526858), (9, 2246096), (12, 1684572), (16, 1263429), (18, 1123048), (24, 842286), (36, 561524), (48, 421143), (72, 280762), (144, 140381)]