19020287

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5783}}^1$

素因数の和:5830

約数の個数: 16

約数和(自身を含む): 23321088

約数和(自身を除く): 4300801

約数列:

[1, 11, 13, 23, 143, 253, 299, 3289, 5783, 63613, 75179, 133009, 826969, 1463099, 1729117, 19020287]

約数ペア:

[(1, 19020287), (11, 1729117), (13, 1463099), (23, 826969), (143, 133009), (253, 75179), (299, 63613), (3289, 5783)]