20854668

素因数分解:

$2^2\times 3^1\times {\mathrm{443}}^1\times {\mathrm{3923}}^1$

素因数の和:4373

約数の個数: 24

約数和(自身を含む): 48783168

約数和(自身を除く): 27928500

約数列:

[1, 2, 3, 4, 6, 12, 443, 886, 1329, 1772, 2658, 3923, 5316, 7846, 11769, 15692, 23538, 47076, 1737889, 3475778, 5213667, 6951556, 10427334, 20854668]

約数ペア:

[(1, 20854668), (2, 10427334), (3, 6951556), (4, 5213667), (6, 3475778), (12, 1737889), (443, 47076), (886, 23538), (1329, 15692), (1772, 11769), (2658, 7846), (3923, 5316)]