19320920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21001}}^1$

素因数の和:21035

約数の個数: 32

約数和(自身を含む): 45364320

約数和(自身を除く): 26043400

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 21001, 42002, 84004, 105005, 168008, 210010, 420020, 483023, 840040, 966046, 1932092, 2415115, 3864184, 4830230, 9660460, 19320920]

約数ペア:

[(1, 19320920), (2, 9660460), (4, 4830230), (5, 3864184), (8, 2415115), (10, 1932092), (20, 966046), (23, 840040), (40, 483023), (46, 420020), (92, 210010), (115, 168008), (184, 105005), (230, 84004), (460, 42002), (920, 21001)]