20519244

素因数分解:

$2^2\times 3^4\times {\mathrm{63331}}^1$

素因数の和:63347

約数の個数: 30

約数和(自身を含む): 53642204

約数和(自身を除く): 33122960

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 63331, 126662, 189993, 253324, 379986, 569979, 759972, 1139958, 1709937, 2279916, 3419874, 5129811, 6839748, 10259622, 20519244]

約数ペア:

[(1, 20519244), (2, 10259622), (3, 6839748), (4, 5129811), (6, 3419874), (9, 2279916), (12, 1709937), (18, 1139958), (27, 759972), (36, 569979), (54, 379986), (81, 253324), (108, 189993), (162, 126662), (324, 63331)]