19294288

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{92761}}^1$

素因数の和:92782

約数の個数: 20

約数和(自身を含む): 40258708

約数和(自身を除く): 20964420

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 92761, 185522, 371044, 742088, 1205893, 1484176, 2411786, 4823572, 9647144, 19294288]

約数ペア:

[(1, 19294288), (2, 9647144), (4, 4823572), (8, 2411786), (13, 1484176), (16, 1205893), (26, 742088), (52, 371044), (104, 185522), (208, 92761)]