18747964

素因数分解:

$2^2\times {\mathrm{79}}^2\times {\mathrm{751}}^1$

素因数の和:913

約数の個数: 18

約数和(自身を含む): 33273744

約数和(自身を除く): 14525780

約数列:

[1, 2, 4, 79, 158, 316, 751, 1502, 3004, 6241, 12482, 24964, 59329, 118658, 237316, 4686991, 9373982, 18747964]

約数ペア:

[(1, 18747964), (2, 9373982), (4, 4686991), (79, 237316), (158, 118658), (316, 59329), (751, 24964), (1502, 12482), (3004, 6241)]