20246505

素因数分解:

$3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{6397}}^1$

素因数の和:6616

約数の個数: 16

約数和(自身を含む): 32553024

約数和(自身を除く): 12306519

約数列:

[1, 3, 5, 15, 211, 633, 1055, 3165, 6397, 19191, 31985, 95955, 1349767, 4049301, 6748835, 20246505]

約数ペア:

[(1, 20246505), (3, 6748835), (5, 4049301), (15, 1349767), (211, 95955), (633, 31985), (1055, 19191), (3165, 6397)]