18125918

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{1289}}^1$

素因数の和:1459

約数の個数: 16

約数和(自身を含む): 27864000

約数和(自身を除く): 9738082

約数列:

[1, 2, 79, 89, 158, 178, 1289, 2578, 7031, 14062, 101831, 114721, 203662, 229442, 9062959, 18125918]

約数ペア:

[(1, 18125918), (2, 9062959), (79, 229442), (89, 203662), (158, 114721), (178, 101831), (1289, 14062), (2578, 7031)]