1849362815

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:564

約数の個数: 48

約数和(自身を含む): 2470901760

約数和(自身を除く): 621538945

約数列:

[1, 5, 19, 31, 47, 95, 155, 235, 431, 589, 893, 961, 1457, 2155, 2945, 4465, 4805, 7285, 8189, 13361, 18259, 20257, 27683, 40945, 45167, 66805, 91295, 101285, 138415, 225835, 253859, 384883, 414191, 627967, 858173, 1269295, 1924415, 2070955, 3139835, 4290865, 7869629, 11931373, 19466977, 39348145, 59656865, 97334885, 369872563, 1849362815]

約数ペア:

[(1, 1849362815), (5, 369872563), (19, 97334885), (31, 59656865), (47, 39348145), (95, 19466977), (155, 11931373), (235, 7869629), (431, 4290865), (589, 3139835), (893, 2070955), (961, 1924415), (1457, 1269295), (2155, 858173), (2945, 627967), (4465, 414191), (4805, 384883), (7285, 253859), (8189, 225835), (13361, 138415), (18259, 101285), (20257, 91295), (27683, 66805), (40945, 45167)]