19938644

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{3001}}^1$

素因数の和:3167

約数の個数: 24

約数和(自身を含む): 38329536

約数和(自身を除く): 18390892

約数列:

[1, 2, 4, 11, 22, 44, 151, 302, 604, 1661, 3001, 3322, 6002, 6644, 12004, 33011, 66022, 132044, 453151, 906302, 1812604, 4984661, 9969322, 19938644]

約数ペア:

[(1, 19938644), (2, 9969322), (4, 4984661), (11, 1812604), (22, 906302), (44, 453151), (151, 132044), (302, 66022), (604, 33011), (1661, 12004), (3001, 6644), (3322, 6002)]