20399856

素因数分解:

$2^4\times 3^1\times {\mathrm{424997}}^1$

素因数の和:425008

約数の個数: 20

約数和(自身を含む): 52699752

約数和(自身を除く): 32299896

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 424997, 849994, 1274991, 1699988, 2549982, 3399976, 5099964, 6799952, 10199928, 20399856]

約数ペア:

[(1, 20399856), (2, 10199928), (3, 6799952), (4, 5099964), (6, 3399976), (8, 2549982), (12, 1699988), (16, 1274991), (24, 849994), (48, 424997)]