20499303

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:303

約数の個数: 32

約数和(自身を含む): 31046400

約数和(自身を除く): 10547097

約数列:

[1, 3, 11, 33, 41, 109, 123, 139, 327, 417, 451, 1199, 1353, 1529, 3597, 4469, 4587, 5699, 13407, 15151, 17097, 45453, 49159, 62689, 147477, 166661, 188067, 499983, 621191, 1863573, 6833101, 20499303]

約数ペア:

[(1, 20499303), (3, 6833101), (11, 1863573), (33, 621191), (41, 499983), (109, 188067), (123, 166661), (139, 147477), (327, 62689), (417, 49159), (451, 45453), (1199, 17097), (1353, 15151), (1529, 13407), (3597, 5699), (4469, 4587)]