19317402

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2663}}^1$

素因数の和:2715

約数の個数: 48

約数和(自身を含む): 46545408

約数和(自身を除く): 27228006

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 403, 558, 806, 1209, 2418, 2663, 3627, 5326, 7254, 7989, 15978, 23967, 34619, 47934, 69238, 82553, 103857, 165106, 207714, 247659, 311571, 495318, 623142, 742977, 1073189, 1485954, 2146378, 3219567, 6439134, 9658701, 19317402]

約数ペア:

[(1, 19317402), (2, 9658701), (3, 6439134), (6, 3219567), (9, 2146378), (13, 1485954), (18, 1073189), (26, 742977), (31, 623142), (39, 495318), (62, 311571), (78, 247659), (93, 207714), (117, 165106), (186, 103857), (234, 82553), (279, 69238), (403, 47934), (558, 34619), (806, 23967), (1209, 15978), (2418, 7989), (2663, 7254), (3627, 5326)]