20101285257

素因数分解:

$3^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1\times {\mathrm{197}}^1\times {\mathrm{1367}}^1$

素因数の和:1885

約数の個数: 32

約数和(自身を含む): 27303091200

約数和(自身を除く): 7201805943

約数列:

[1, 3, 139, 179, 197, 417, 537, 591, 1367, 4101, 24881, 27383, 35263, 74643, 82149, 105789, 190013, 244693, 269299, 570039, 734079, 807897, 4901557, 14704671, 34012327, 37432561, 48204521, 102036981, 112297683, 144613563, 6700428419, 20101285257]

約数ペア:

[(1, 20101285257), (3, 6700428419), (139, 144613563), (179, 112297683), (197, 102036981), (417, 48204521), (537, 37432561), (591, 34012327), (1367, 14704671), (4101, 4901557), (24881, 807897), (27383, 734079), (35263, 570039), (74643, 269299), (82149, 244693), (105789, 190013)]