20378203153

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{47797}}^1$

素因数の和:47942

約数の個数: 32

約数和(自身を含む): 26155065600

約数和(自身を除く): 5776862447

約数列:

[1, 7, 11, 49, 77, 113, 343, 539, 791, 1243, 3773, 5537, 8701, 38759, 47797, 60907, 334579, 426349, 525767, 2342053, 3680369, 5401061, 16394371, 25762583, 37807427, 59411671, 180338081, 264651989, 415881697, 1852563923, 2911171879, 20378203153]

約数ペア:

[(1, 20378203153), (7, 2911171879), (11, 1852563923), (49, 415881697), (77, 264651989), (113, 180338081), (343, 59411671), (539, 37807427), (791, 25762583), (1243, 16394371), (3773, 5401061), (5537, 3680369), (8701, 2342053), (38759, 525767), (47797, 426349), (60907, 334579)]