209980432

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{1823}}^1$

素因数の和:2167

約数の個数: 40

約数和(自身を含む): 426115584

約数和(自身を除く): 216135152

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 313, 368, 626, 1252, 1823, 2504, 3646, 5008, 7199, 7292, 14398, 14584, 28796, 29168, 41929, 57592, 83858, 115184, 167716, 335432, 570599, 670864, 1141198, 2282396, 4564792, 9129584, 13123777, 26247554, 52495108, 104990216, 209980432]

約数ペア:

[(1, 209980432), (2, 104990216), (4, 52495108), (8, 26247554), (16, 13123777), (23, 9129584), (46, 4564792), (92, 2282396), (184, 1141198), (313, 670864), (368, 570599), (626, 335432), (1252, 167716), (1823, 115184), (2504, 83858), (3646, 57592), (5008, 41929), (7199, 29168), (7292, 28796), (14398, 14584)]