20120287317

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{3539}}^1\times {\mathrm{145777}}^1$

素因数の和:149332

約数の個数: 16

約数和(自身を含む): 28899030720

約数和(自身を除く): 8778743403

約数列:

[1, 3, 13, 39, 3539, 10617, 46007, 138021, 145777, 437331, 1895101, 5685303, 515904803, 1547714409, 6706762439, 20120287317]

約数ペア:

[(1, 20120287317), (3, 6706762439), (13, 1547714409), (39, 515904803), (3539, 5685303), (10617, 1895101), (46007, 437331), (138021, 145777)]