31421744

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2521}}^1$

素因数の和:2589

約数の個数: 40

約数和(自身を含む): 65672880

約数和(自身を除く): 34251136

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 304, 328, 656, 779, 1558, 2521, 3116, 5042, 6232, 10084, 12464, 20168, 40336, 47899, 95798, 103361, 191596, 206722, 383192, 413444, 766384, 826888, 1653776, 1963859, 3927718, 7855436, 15710872, 31421744]

約数ペア:

[(1, 31421744), (2, 15710872), (4, 7855436), (8, 3927718), (16, 1963859), (19, 1653776), (38, 826888), (41, 766384), (76, 413444), (82, 383192), (152, 206722), (164, 191596), (304, 103361), (328, 95798), (656, 47899), (779, 40336), (1558, 20168), (2521, 12464), (3116, 10084), (5042, 6232)]