16338680

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4211}}^1$

素因数の和:4319

約数の個数: 32

約数和(自身を含む): 37149840

約数和(自身を除く): 20811160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 4211, 8422, 16844, 21055, 33688, 42110, 84220, 168440, 408467, 816934, 1633868, 2042335, 3267736, 4084670, 8169340, 16338680]

約数ペア:

[(1, 16338680), (2, 8169340), (4, 4084670), (5, 3267736), (8, 2042335), (10, 1633868), (20, 816934), (40, 408467), (97, 168440), (194, 84220), (388, 42110), (485, 33688), (776, 21055), (970, 16844), (1940, 8422), (3880, 4211)]