18776870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{857}}^1$

素因数の和:1184

約数の個数: 32

約数和(自身を含む): 38795328

約数和(自身を除く): 20018458

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 313, 626, 857, 1565, 1714, 2191, 3130, 4285, 4382, 5999, 8570, 10955, 11998, 21910, 29995, 59990, 268241, 536482, 1341205, 1877687, 2682410, 3755374, 9388435, 18776870]

約数ペア:

[(1, 18776870), (2, 9388435), (5, 3755374), (7, 2682410), (10, 1877687), (14, 1341205), (35, 536482), (70, 268241), (313, 59990), (626, 29995), (857, 21910), (1565, 11998), (1714, 10955), (2191, 8570), (3130, 5999), (4285, 4382)]