219596

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:161

約数の個数: 24

約数和(自身を含む): 428064

約数和(自身を除く): 208468

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 103, 164, 206, 412, 533, 1066, 1339, 2132, 2678, 4223, 5356, 8446, 16892, 54899, 109798, 219596]

約数ペア:

[(1, 219596), (2, 109798), (4, 54899), (13, 16892), (26, 8446), (41, 5356), (52, 4223), (82, 2678), (103, 2132), (164, 1339), (206, 1066), (412, 533)]