18116416

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:311

約数の個数: 56

約数和(自身を含む): 38221920

約数和(自身を除く): 20105504

約数列:

[1, 2, 4, 8, 16, 29, 32, 43, 58, 64, 86, 116, 172, 227, 232, 344, 454, 464, 688, 908, 928, 1247, 1376, 1816, 1856, 2494, 2752, 3632, 4988, 6583, 7264, 9761, 9976, 13166, 14528, 19522, 19952, 26332, 39044, 39904, 52664, 78088, 79808, 105328, 156176, 210656, 283069, 312352, 421312, 566138, 624704, 1132276, 2264552, 4529104, 9058208, 18116416]

約数ペア:

[(1, 18116416), (2, 9058208), (4, 4529104), (8, 2264552), (16, 1132276), (29, 624704), (32, 566138), (43, 421312), (58, 312352), (64, 283069), (86, 210656), (116, 156176), (172, 105328), (227, 79808), (232, 78088), (344, 52664), (454, 39904), (464, 39044), (688, 26332), (908, 19952), (928, 19522), (1247, 14528), (1376, 13166), (1816, 9976), (1856, 9761), (2494, 7264), (2752, 6583), (3632, 4988)]