20664816

素因数分解:

$2^4\times 3^1\times {\mathrm{430517}}^1$

素因数の和:430528

約数の個数: 20

約数和(自身を含む): 53384232

約数和(自身を除く): 32719416

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 430517, 861034, 1291551, 1722068, 2583102, 3444136, 5166204, 6888272, 10332408, 20664816]

約数ペア:

[(1, 20664816), (2, 10332408), (3, 6888272), (4, 5166204), (6, 3444136), (8, 2583102), (12, 1722068), (16, 1291551), (24, 861034), (48, 430517)]