20055903

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{56179}}^1$

素因数の和:56206

約数の個数: 16

約数和(自身を含む): 32359680

約数和(自身を除く): 12303777

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 56179, 168537, 393253, 955043, 1179759, 2865129, 6685301, 20055903]

約数ペア:

[(1, 20055903), (3, 6685301), (7, 2865129), (17, 1179759), (21, 955043), (51, 393253), (119, 168537), (357, 56179)]