19513288

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{349}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 38115000

約数和(自身を除く): 18601712

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 241, 349, 482, 698, 964, 1396, 1928, 2792, 6989, 10121, 13978, 20242, 27956, 40484, 55912, 80968, 84109, 168218, 336436, 672872, 2439161, 4878322, 9756644, 19513288]

約数ペア:

[(1, 19513288), (2, 9756644), (4, 4878322), (8, 2439161), (29, 672872), (58, 336436), (116, 168218), (232, 84109), (241, 80968), (349, 55912), (482, 40484), (698, 27956), (964, 20242), (1396, 13978), (1928, 10121), (2792, 6989)]