19236920

素因数分解:

$2^3\times 5^1\times {\mathrm{593}}^1\times {\mathrm{811}}^1$

素因数の和:1415

約数の個数: 32

約数和(自身を含む): 43409520

約数和(自身を除く): 24172600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 593, 811, 1186, 1622, 2372, 2965, 3244, 4055, 4744, 5930, 6488, 8110, 11860, 16220, 23720, 32440, 480923, 961846, 1923692, 2404615, 3847384, 4809230, 9618460, 19236920]

約数ペア:

[(1, 19236920), (2, 9618460), (4, 4809230), (5, 3847384), (8, 2404615), (10, 1923692), (20, 961846), (40, 480923), (593, 32440), (811, 23720), (1186, 16220), (1622, 11860), (2372, 8110), (2965, 6488), (3244, 5930), (4055, 4744)]