20494705

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53233}}^1$

素因数の和:53256

約数の個数: 16

約数和(自身を含む): 30662784

約数和(自身を除く): 10168079

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 53233, 266165, 372631, 585563, 1863155, 2927815, 4098941, 20494705]

約数ペア:

[(1, 20494705), (5, 4098941), (7, 2927815), (11, 1863155), (35, 585563), (55, 372631), (77, 266165), (385, 53233)]