20565396885

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{652559}}^1$

素因数の和:652769

約数の個数: 32

約数和(自身を含む): 36083957760

約数和(自身を除く): 15518560875

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 191, 573, 955, 2101, 2865, 6303, 10505, 31515, 652559, 1957677, 3262795, 7178149, 9788385, 21534447, 35890745, 107672235, 124638769, 373916307, 623193845, 1371026459, 1869581535, 4113079377, 6855132295, 20565396885]

約数ペア:

[(1, 20565396885), (3, 6855132295), (5, 4113079377), (11, 1869581535), (15, 1371026459), (33, 623193845), (55, 373916307), (165, 124638769), (191, 107672235), (573, 35890745), (955, 21534447), (2101, 9788385), (2865, 7178149), (6303, 3262795), (10505, 1957677), (31515, 652559)]