18740956

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{941}}^1$

素因数の和:1341

約数の個数: 24

約数和(自身を含む): 35449344

約数和(自身を除く): 16708388

約数列:

[1, 2, 4, 13, 26, 52, 383, 766, 941, 1532, 1882, 3764, 4979, 9958, 12233, 19916, 24466, 48932, 360403, 720806, 1441612, 4685239, 9370478, 18740956]

約数ペア:

[(1, 18740956), (2, 9370478), (4, 4685239), (13, 1441612), (26, 720806), (52, 360403), (383, 48932), (766, 24466), (941, 19916), (1532, 12233), (1882, 9958), (3764, 4979)]