20215446858

素因数分解:

$2^1\times 3^4\times {\mathrm{124786709}}^1$

素因数の和:124786723

約数の個数: 20

約数和(自身を含む): 45297575730

約数和(自身を除く): 25082128872

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 124786709, 249573418, 374360127, 748720254, 1123080381, 2246160762, 3369241143, 6738482286, 10107723429, 20215446858]

約数ペア:

[(1, 20215446858), (2, 10107723429), (3, 6738482286), (6, 3369241143), (9, 2246160762), (18, 1123080381), (27, 748720254), (54, 374360127), (81, 249573418), (162, 124786709)]