20119664

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{54673}}^1$

素因数の和:54704

約数の個数: 20

約数和(自身を含む): 40677456

約数和(自身を除く): 20557792

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 54673, 109346, 218692, 437384, 874768, 1257479, 2514958, 5029916, 10059832, 20119664]

約数ペア:

[(1, 20119664), (2, 10059832), (4, 5029916), (8, 2514958), (16, 1257479), (23, 874768), (46, 437384), (92, 218692), (184, 109346), (368, 54673)]