18137418

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:639

約数の個数: 48

約数和(自身を含む): 40617216

約数和(自身を除く): 22479798

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 169, 186, 338, 403, 507, 577, 806, 1014, 1154, 1209, 1731, 2418, 3462, 5239, 7501, 10478, 15002, 15717, 17887, 22503, 31434, 35774, 45006, 53661, 97513, 107322, 195026, 232531, 292539, 465062, 585078, 697593, 1395186, 3022903, 6045806, 9068709, 18137418]

約数ペア:

[(1, 18137418), (2, 9068709), (3, 6045806), (6, 3022903), (13, 1395186), (26, 697593), (31, 585078), (39, 465062), (62, 292539), (78, 232531), (93, 195026), (169, 107322), (186, 97513), (338, 53661), (403, 45006), (507, 35774), (577, 31434), (806, 22503), (1014, 17887), (1154, 15717), (1209, 15002), (1731, 10478), (2418, 7501), (3462, 5239)]