20623545

素因数分解:

$3^3\times 5^1\times {\mathrm{152767}}^1$

素因数の和:152781

約数の個数: 16

約数和(自身を含む): 36664320

約数和(自身を除く): 16040775

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 152767, 458301, 763835, 1374903, 2291505, 4124709, 6874515, 20623545]

約数ペア:

[(1, 20623545), (3, 6874515), (5, 4124709), (9, 2291505), (15, 1374903), (27, 763835), (45, 458301), (135, 152767)]