20195403

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{487}}^1\times {\mathrm{601}}^1$

素因数の和:1114

約数の個数: 16

約数和(自身を含む): 28202496

約数和(自身を除く): 8007093

約数列:

[1, 3, 23, 69, 487, 601, 1461, 1803, 11201, 13823, 33603, 41469, 292687, 878061, 6731801, 20195403]

約数ペア:

[(1, 20195403), (3, 6731801), (23, 878061), (69, 292687), (487, 41469), (601, 33603), (1461, 13823), (1803, 11201)]