918447964

素因数分解:

$2^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{76819}}^1$

素因数の和:76898

約数の個数: 36

約数和(自身を含む): 1900373160

約数和(自身を除く): 981925196

約数列:

[1, 2, 4, 7, 14, 28, 49, 61, 98, 122, 196, 244, 427, 854, 1708, 2989, 5978, 11956, 76819, 153638, 307276, 537733, 1075466, 2150932, 3764131, 4685959, 7528262, 9371918, 15056524, 18743836, 32801713, 65603426, 131206852, 229611991, 459223982, 918447964]

約数ペア:

[(1, 918447964), (2, 459223982), (4, 229611991), (7, 131206852), (14, 65603426), (28, 32801713), (49, 18743836), (61, 15056524), (98, 9371918), (122, 7528262), (196, 4685959), (244, 3764131), (427, 2150932), (854, 1075466), (1708, 537733), (2989, 307276), (5978, 153638), (11956, 76819)]