20638076

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{727}}^1$

素因数の和:929

約数の個数: 24

約数和(自身を含む): 37180416

約数和(自身を除く): 16542340

約数列:

[1, 2, 4, 47, 94, 151, 188, 302, 604, 727, 1454, 2908, 7097, 14194, 28388, 34169, 68338, 109777, 136676, 219554, 439108, 5159519, 10319038, 20638076]

約数ペア:

[(1, 20638076), (2, 10319038), (4, 5159519), (47, 439108), (94, 219554), (151, 136676), (188, 109777), (302, 68338), (604, 34169), (727, 28388), (1454, 14194), (2908, 7097)]