20120648979

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{12713}}^1\times {\mathrm{31033}}^1$

素因数の和:43766

約数の個数: 16

約数和(自身を含む): 28408771872

約数和(自身を除く): 8288122893

約数列:

[1, 3, 17, 51, 12713, 31033, 38139, 93099, 216121, 527561, 648363, 1582683, 394522529, 1183567587, 6706882993, 20120648979]

約数ペア:

[(1, 20120648979), (3, 6706882993), (17, 1183567587), (51, 394522529), (12713, 1582683), (31033, 648363), (38139, 527561), (93099, 216121)]