16500920

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{5651}}^1$

素因数の和:5735

約数の個数: 32

約数和(自身を含む): 37642320

約数和(自身を除く): 21141400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 5651, 11302, 22604, 28255, 45208, 56510, 113020, 226040, 412523, 825046, 1650092, 2062615, 3300184, 4125230, 8250460, 16500920]

約数ペア:

[(1, 16500920), (2, 8250460), (4, 4125230), (5, 3300184), (8, 2062615), (10, 1650092), (20, 825046), (40, 412523), (73, 226040), (146, 113020), (292, 56510), (365, 45208), (584, 28255), (730, 22604), (1460, 11302), (2920, 5651)]