20218561588

素因数分解:

$2^2\times {\mathrm{199}}^1\times {\mathrm{239}}^1\times {\mathrm{106277}}^1$

素因数の和:106719

約数の個数: 24

約数和(自身を含む): 35709408000

約数和(自身を除く): 15490846412

約数列:

[1, 2, 4, 199, 239, 398, 478, 796, 956, 47561, 95122, 106277, 190244, 212554, 425108, 21149123, 25400203, 42298246, 50800406, 84596492, 101600812, 5054640397, 10109280794, 20218561588]

約数ペア:

[(1, 20218561588), (2, 10109280794), (4, 5054640397), (199, 101600812), (239, 84596492), (398, 50800406), (478, 42298246), (796, 25400203), (956, 21149123), (47561, 425108), (95122, 212554), (106277, 190244)]