20341472

素因数分解:

$2^5\times {\mathrm{263}}^1\times {\mathrm{2417}}^1$

素因数の和:2690

約数の個数: 24

約数和(自身を含む): 40216176

約数和(自身を除く): 19874704

約数列:

[1, 2, 4, 8, 16, 32, 263, 526, 1052, 2104, 2417, 4208, 4834, 8416, 9668, 19336, 38672, 77344, 635671, 1271342, 2542684, 5085368, 10170736, 20341472]

約数ペア:

[(1, 20341472), (2, 10170736), (4, 5085368), (8, 2542684), (16, 1271342), (32, 635671), (263, 77344), (526, 38672), (1052, 19336), (2104, 9668), (2417, 8416), (4208, 4834)]