20202518

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{907}}^1$

素因数の和:996

約数の個数: 32

約数和(自身を含む): 36436224

約数和(自身を除く): 16233706

約数列:

[1, 2, 7, 14, 37, 43, 74, 86, 259, 301, 518, 602, 907, 1591, 1814, 3182, 6349, 11137, 12698, 22274, 33559, 39001, 67118, 78002, 234913, 273007, 469826, 546014, 1443037, 2886074, 10101259, 20202518]

約数ペア:

[(1, 20202518), (2, 10101259), (7, 2886074), (14, 1443037), (37, 546014), (43, 469826), (74, 273007), (86, 234913), (259, 78002), (301, 67118), (518, 39001), (602, 33559), (907, 22274), (1591, 12698), (1814, 11137), (3182, 6349)]