20503112

素因数分解:

$2^3\times 7^1\times {\mathrm{366127}}^1$

素因数の和:366140

約数の個数: 16

約数和(自身を含む): 43935360

約数和(自身を除く): 23432248

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 366127, 732254, 1464508, 2562889, 2929016, 5125778, 10251556, 20503112]

約数ペア:

[(1, 20503112), (2, 10251556), (4, 5125778), (7, 2929016), (8, 2562889), (14, 1464508), (28, 732254), (56, 366127)]