20165265

素因数分解:

$3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{5399}}^1$

素因数の和:5493

約数の個数: 24

約数和(自身を含む): 35380800

約数和(自身を除く): 15215535

約数列:

[1, 3, 5, 9, 15, 45, 83, 249, 415, 747, 1245, 3735, 5399, 16197, 26995, 48591, 80985, 242955, 448117, 1344351, 2240585, 4033053, 6721755, 20165265]

約数ペア:

[(1, 20165265), (3, 6721755), (5, 4033053), (9, 2240585), (15, 1344351), (45, 448117), (83, 242955), (249, 80985), (415, 48591), (747, 26995), (1245, 16197), (3735, 5399)]