15420236

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{22811}}^1$

素因数の和:22841

約数の個数: 18

約数和(自身を含む): 29222172

約数和(自身を除く): 13801936

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 22811, 45622, 91244, 296543, 593086, 1186172, 3855059, 7710118, 15420236]

約数ペア:

[(1, 15420236), (2, 7710118), (4, 3855059), (13, 1186172), (26, 593086), (52, 296543), (169, 91244), (338, 45622), (676, 22811)]