16645768

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{457}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 32563800

約数和(自身を除く): 15918032

約数列:

[1, 2, 4, 8, 29, 58, 116, 157, 232, 314, 457, 628, 914, 1256, 1828, 3656, 4553, 9106, 13253, 18212, 26506, 36424, 53012, 71749, 106024, 143498, 286996, 573992, 2080721, 4161442, 8322884, 16645768]

約数ペア:

[(1, 16645768), (2, 8322884), (4, 4161442), (8, 2080721), (29, 573992), (58, 286996), (116, 143498), (157, 106024), (232, 71749), (314, 53012), (457, 36424), (628, 26506), (914, 18212), (1256, 13253), (1828, 9106), (3656, 4553)]