25555874

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1$

素因数の和:458

約数の個数: 32

約数和(自身を含む): 42336000

約数和(自身を除く): 16780126

約数列:

[1, 2, 19, 38, 41, 47, 82, 94, 349, 698, 779, 893, 1558, 1786, 1927, 3854, 6631, 13262, 14309, 16403, 28618, 32806, 36613, 73226, 271871, 311657, 543742, 623314, 672523, 1345046, 12777937, 25555874]

約数ペア:

[(1, 25555874), (2, 12777937), (19, 1345046), (38, 672523), (41, 623314), (47, 543742), (82, 311657), (94, 271871), (349, 73226), (698, 36613), (779, 32806), (893, 28618), (1558, 16403), (1786, 14309), (1927, 13262), (3854, 6631)]