18501115

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1$

素因数の和:606

約数の個数: 16

約数和(自身を含む): 22730400

約数和(自身を除く): 4229285

約数列:

[1, 5, 83, 109, 409, 415, 545, 2045, 9047, 33947, 44581, 45235, 169735, 222905, 3700223, 18501115]

約数ペア:

[(1, 18501115), (5, 3700223), (83, 222905), (109, 169735), (409, 45235), (415, 44581), (545, 33947), (2045, 9047)]