20158012

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{5413}}^1$

素因数の和:5450

約数の個数: 36

約数和(自身を含む): 43203720

約数和(自身を除く): 23045708

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 5413, 10826, 21652, 37891, 75782, 102847, 151564, 205694, 265237, 411388, 530474, 719929, 1060948, 1439858, 2879716, 5039503, 10079006, 20158012]

約数ペア:

[(1, 20158012), (2, 10079006), (4, 5039503), (7, 2879716), (14, 1439858), (19, 1060948), (28, 719929), (38, 530474), (49, 411388), (76, 265237), (98, 205694), (133, 151564), (196, 102847), (266, 75782), (532, 37891), (931, 21652), (1862, 10826), (3724, 5413)]