20849174

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:332

約数の個数: 32

約数和(自身を含む): 34670592

約数和(自身を除く): 13821418

約数列:

[1, 2, 17, 31, 34, 62, 131, 151, 262, 302, 527, 1054, 2227, 2567, 4061, 4454, 4681, 5134, 8122, 9362, 19781, 39562, 69037, 79577, 138074, 159154, 336277, 613211, 672554, 1226422, 10424587, 20849174]

約数ペア:

[(1, 20849174), (2, 10424587), (17, 1226422), (31, 672554), (34, 613211), (62, 336277), (131, 159154), (151, 138074), (262, 79577), (302, 69037), (527, 39562), (1054, 19781), (2227, 9362), (2567, 8122), (4061, 5134), (4454, 4681)]