20844378

素因数分解:

$2^1\times 3^4\times {\mathrm{128669}}^1$

素因数の和:128683

約数の個数: 20

約数和(自身を含む): 46707210

約数和(自身を除く): 25862832

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 128669, 257338, 386007, 772014, 1158021, 2316042, 3474063, 6948126, 10422189, 20844378]

約数ペア:

[(1, 20844378), (2, 10422189), (3, 6948126), (6, 3474063), (9, 2316042), (18, 1158021), (27, 772014), (54, 386007), (81, 257338), (162, 128669)]