20429994

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{7079}}^1$

素因数の和:7134

約数の個数: 32

約数和(自身を含む): 45198720

約数和(自身を除く): 24768726

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 222, 481, 962, 1443, 2886, 7079, 14158, 21237, 42474, 92027, 184054, 261923, 276081, 523846, 552162, 785769, 1571538, 3404999, 6809998, 10214997, 20429994]

約数ペア:

[(1, 20429994), (2, 10214997), (3, 6809998), (6, 3404999), (13, 1571538), (26, 785769), (37, 552162), (39, 523846), (74, 276081), (78, 261923), (111, 184054), (222, 92027), (481, 42474), (962, 21237), (1443, 14158), (2886, 7079)]