19951718

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{4211}}^1$

素因数の和:4339

約数の個数: 16

約数和(自身を含む): 31539456

約数和(自身を除く): 11587738

約数列:

[1, 2, 23, 46, 103, 206, 2369, 4211, 4738, 8422, 96853, 193706, 433733, 867466, 9975859, 19951718]

約数ペア:

[(1, 19951718), (2, 9975859), (23, 867466), (46, 433733), (103, 193706), (206, 96853), (2369, 8422), (4211, 4738)]