19799820287

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{288077}}^1$

素因数の和:288418

約数の個数: 16

約数和(自身を含む): 22649844672

約数和(自身を除く): 2850024385

約数列:

[1, 13, 17, 221, 311, 4043, 5287, 68731, 288077, 3745001, 4897309, 63665017, 89591947, 1164695311, 1523063099, 19799820287]

約数ペア:

[(1, 19799820287), (13, 1523063099), (17, 1164695311), (221, 89591947), (311, 63665017), (4043, 4897309), (5287, 3745001), (68731, 288077)]