11949620

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{3301}}^1$

素因数の和:3491

約数の個数: 24

約数和(自身を含む): 25240488

約数和(自身を除く): 13290868

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3301, 3620, 6602, 13204, 16505, 33010, 66020, 597481, 1194962, 2389924, 2987405, 5974810, 11949620]

約数ペア:

[(1, 11949620), (2, 5974810), (4, 2987405), (5, 2389924), (10, 1194962), (20, 597481), (181, 66020), (362, 33010), (724, 16505), (905, 13204), (1810, 6602), (3301, 3620)]