20347028

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23017}}^1$

素因数の和:23051

約数の個数: 24

約数和(自身を含む): 40603752

約数和(自身を除く): 20256724

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 23017, 46034, 92068, 299221, 391289, 598442, 782578, 1196884, 1565156, 5086757, 10173514, 20347028]

約数ペア:

[(1, 20347028), (2, 10173514), (4, 5086757), (13, 1565156), (17, 1196884), (26, 782578), (34, 598442), (52, 391289), (68, 299221), (221, 92068), (442, 46034), (884, 23017)]