18116908

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{197}}^1\times {\mathrm{277}}^1$

素因数の和:561

約数の個数: 24

約数和(自身を含む): 32365872

約数和(自身を除く): 14248964

約数列:

[1, 2, 4, 83, 166, 197, 277, 332, 394, 554, 788, 1108, 16351, 22991, 32702, 45982, 54569, 65404, 91964, 109138, 218276, 4529227, 9058454, 18116908]

約数ペア:

[(1, 18116908), (2, 9058454), (4, 4529227), (83, 218276), (166, 109138), (197, 91964), (277, 65404), (332, 54569), (394, 45982), (554, 32702), (788, 22991), (1108, 16351)]