8889406718

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{491}}^1\times {\mathrm{220789}}^1$

素因数の和:221323

約数の個数: 16

約数和(自身を含む): 13687213680

約数和(自身を除く): 4797806962

約数列:

[1, 2, 41, 82, 491, 982, 20131, 40262, 220789, 441578, 9052349, 18104698, 108407399, 216814798, 4444703359, 8889406718]

約数ペア:

[(1, 8889406718), (2, 4444703359), (41, 216814798), (82, 108407399), (491, 18104698), (982, 9052349), (20131, 441578), (40262, 220789)]