19619748

素因数分解:

$2^2\times 3^2\times {\mathrm{659}}^1\times {\mathrm{827}}^1$

素因数の和:1496

約数の個数: 36

約数和(自身を含む): 49729680

約数和(自身を除く): 30109932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 659, 827, 1318, 1654, 1977, 2481, 2636, 3308, 3954, 4962, 5931, 7443, 7908, 9924, 11862, 14886, 23724, 29772, 544993, 1089986, 1634979, 2179972, 3269958, 4904937, 6539916, 9809874, 19619748]

約数ペア:

[(1, 19619748), (2, 9809874), (3, 6539916), (4, 4904937), (6, 3269958), (9, 2179972), (12, 1634979), (18, 1089986), (36, 544993), (659, 29772), (827, 23724), (1318, 14886), (1654, 11862), (1977, 9924), (2481, 7908), (2636, 7443), (3308, 5931), (3954, 4962)]