19221368

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{18341}}^1$

素因数の和:18478

約数の個数: 16

約数和(自身を含む): 36317160

約数和(自身を除く): 17095792

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 18341, 36682, 73364, 146728, 2402671, 4805342, 9610684, 19221368]

約数ペア:

[(1, 19221368), (2, 9610684), (4, 4805342), (8, 2402671), (131, 146728), (262, 73364), (524, 36682), (1048, 18341)]