20179946493

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{16858769}}^1$

素因数の和:16858801

約数の個数: 24

約数和(自身を含む): 35066241600

約数和(自身を除く): 14886295107

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 16858769, 50576307, 118011383, 151728921, 320316611, 354034149, 960949833, 1062102447, 2242216277, 2882849499, 6726648831, 20179946493]

約数ペア:

[(1, 20179946493), (3, 6726648831), (7, 2882849499), (9, 2242216277), (19, 1062102447), (21, 960949833), (57, 354034149), (63, 320316611), (133, 151728921), (171, 118011383), (399, 50576307), (1197, 16858769)]