18885076

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21757}}^1$

素因数の和:21799

約数の個数: 24

約数和(自身を含む): 38990336

約数和(自身を除く): 20105260

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 21757, 43514, 87028, 152299, 304598, 609196, 674467, 1348934, 2697868, 4721269, 9442538, 18885076]

約数ペア:

[(1, 18885076), (2, 9442538), (4, 4721269), (7, 2697868), (14, 1348934), (28, 674467), (31, 609196), (62, 304598), (124, 152299), (217, 87028), (434, 43514), (868, 21757)]