20954427

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{6037}}^1$

素因数の和:6142

約数の個数: 16

約数和(自身を含む): 30431520

約数和(自身を除く): 9477093

約数列:

[1, 3, 13, 39, 89, 267, 1157, 3471, 6037, 18111, 78481, 235443, 537293, 1611879, 6984809, 20954427]

約数ペア:

[(1, 20954427), (3, 6984809), (13, 1611879), (39, 537293), (89, 235443), (267, 78481), (1157, 18111), (3471, 6037)]