20377284

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{23917}}^1$

素因数の和:23995

約数の個数: 24

約数和(自身を含む): 48218688

約数和(自身を除く): 27841404

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 23917, 47834, 71751, 95668, 143502, 287004, 1698107, 3396214, 5094321, 6792428, 10188642, 20377284]

約数ペア:

[(1, 20377284), (2, 10188642), (3, 6792428), (4, 5094321), (6, 3396214), (12, 1698107), (71, 287004), (142, 143502), (213, 95668), (284, 71751), (426, 47834), (852, 23917)]