181990978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{64217}}^1$

素因数の和:64341

約数の個数: 16

約数和(自身を含む): 296687160

約数和(自身を除く): 114696182

約数列:

[1, 2, 13, 26, 109, 218, 1417, 2834, 64217, 128434, 834821, 1669642, 6999653, 13999306, 90995489, 181990978]

約数ペア:

[(1, 181990978), (2, 90995489), (13, 13999306), (26, 6999653), (109, 1669642), (218, 834821), (1417, 128434), (2834, 64217)]