19879277

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{601}}^1$

素因数の和:740

約数の個数: 16

約数和(自身を含む): 22654464

約数和(自身を除く): 2775187

約数列:

[1, 11, 31, 97, 341, 601, 1067, 3007, 6611, 18631, 33077, 58297, 204941, 641267, 1807207, 19879277]

約数ペア:

[(1, 19879277), (11, 1807207), (31, 641267), (97, 204941), (341, 58297), (601, 33077), (1067, 18631), (3007, 6611)]