220195846

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:325

約数の個数: 48

約数和(自身を含む): 371879424

約数和(自身を除く): 151683578

約数列:

[1, 2, 13, 26, 47, 83, 94, 166, 167, 169, 334, 338, 611, 1079, 1222, 2158, 2171, 3901, 4342, 7802, 7849, 7943, 13861, 14027, 15698, 15886, 27722, 28054, 28223, 50713, 56446, 101426, 102037, 180193, 204074, 360386, 651467, 659269, 1302934, 1318538, 1326481, 2342509, 2652962, 4685018, 8469071, 16938142, 110097923, 220195846]

約数ペア:

[(1, 220195846), (2, 110097923), (13, 16938142), (26, 8469071), (47, 4685018), (83, 2652962), (94, 2342509), (166, 1326481), (167, 1318538), (169, 1302934), (334, 659269), (338, 651467), (611, 360386), (1079, 204074), (1222, 180193), (2158, 102037), (2171, 101426), (3901, 56446), (4342, 50713), (7802, 28223), (7849, 28054), (7943, 27722), (13861, 15886), (14027, 15698)]