18919328

素因数分解:

$2^5\times {\mathrm{199}}^1\times {\mathrm{2971}}^1$

素因数の和:3180

約数の個数: 24

約数和(自身を含む): 37447200

約数和(自身を除く): 18527872

約数列:

[1, 2, 4, 8, 16, 32, 199, 398, 796, 1592, 2971, 3184, 5942, 6368, 11884, 23768, 47536, 95072, 591229, 1182458, 2364916, 4729832, 9459664, 18919328]

約数ペア:

[(1, 18919328), (2, 9459664), (4, 4729832), (8, 2364916), (16, 1182458), (32, 591229), (199, 95072), (398, 47536), (796, 23768), (1592, 11884), (2971, 6368), (3184, 5942)]