208067704

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{12743}}^1$

素因数の和:12919

約数の個数: 32

約数和(自身を含む): 422845920

約数和(自身を除く): 214778216

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 157, 314, 628, 1256, 2041, 4082, 8164, 12743, 16328, 25486, 50972, 101944, 165659, 331318, 662636, 1325272, 2000651, 4001302, 8002604, 16005208, 26008463, 52016926, 104033852, 208067704]

約数ペア:

[(1, 208067704), (2, 104033852), (4, 52016926), (8, 26008463), (13, 16005208), (26, 8002604), (52, 4001302), (104, 2000651), (157, 1325272), (314, 662636), (628, 331318), (1256, 165659), (2041, 101944), (4082, 50972), (8164, 25486), (12743, 16328)]