20914008

素因数分解:

$2^3\times 3^1\times {\mathrm{83}}^1\times {\mathrm{10499}}^1$

素因数の和:10591

約数の個数: 32

約数和(自身を含む): 52920000

約数和(自身を除く): 32005992

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 83, 166, 249, 332, 498, 664, 996, 1992, 10499, 20998, 31497, 41996, 62994, 83992, 125988, 251976, 871417, 1742834, 2614251, 3485668, 5228502, 6971336, 10457004, 20914008]

約数ペア:

[(1, 20914008), (2, 10457004), (3, 6971336), (4, 5228502), (6, 3485668), (8, 2614251), (12, 1742834), (24, 871417), (83, 251976), (166, 125988), (249, 83992), (332, 62994), (498, 41996), (664, 31497), (996, 20998), (1992, 10499)]