19620986

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2963}}^1$

素因数の和:3026

約数の個数: 32

約数和(自身を含む): 37559808

約数和(自身を除く): 17938822

約数列:

[1, 2, 7, 11, 14, 22, 43, 77, 86, 154, 301, 473, 602, 946, 2963, 3311, 5926, 6622, 20741, 32593, 41482, 65186, 127409, 228151, 254818, 456302, 891863, 1401499, 1783726, 2802998, 9810493, 19620986]

約数ペア:

[(1, 19620986), (2, 9810493), (7, 2802998), (11, 1783726), (14, 1401499), (22, 891863), (43, 456302), (77, 254818), (86, 228151), (154, 127409), (301, 65186), (473, 41482), (602, 32593), (946, 20741), (2963, 6622), (3311, 5926)]