20199031688

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{1087841}}^1$

素因数の和:1088069

約数の個数: 32

約数和(自身を含む): 41512050720

約数和(自身を除く): 21313019032

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 211, 422, 844, 1688, 2321, 4642, 9284, 18568, 1087841, 2175682, 4351364, 8702728, 11966251, 23932502, 47865004, 95730008, 229534451, 459068902, 918137804, 1836275608, 2524878961, 5049757922, 10099515844, 20199031688]

約数ペア:

[(1, 20199031688), (2, 10099515844), (4, 5049757922), (8, 2524878961), (11, 1836275608), (22, 918137804), (44, 459068902), (88, 229534451), (211, 95730008), (422, 47865004), (844, 23932502), (1688, 11966251), (2321, 8702728), (4642, 4351364), (9284, 2175682), (18568, 1087841)]