20458832

素因数分解:

$2^4\times {\mathrm{1109}}^1\times {\mathrm{1153}}^1$

素因数の和:2270

約数の個数: 20

約数和(自身を含む): 39709140

約数和(自身を除く): 19250308

約数列:

[1, 2, 4, 8, 16, 1109, 1153, 2218, 2306, 4436, 4612, 8872, 9224, 17744, 18448, 1278677, 2557354, 5114708, 10229416, 20458832]

約数ペア:

[(1, 20458832), (2, 10229416), (4, 5114708), (8, 2557354), (16, 1278677), (1109, 18448), (1153, 17744), (2218, 9224), (2306, 8872), (4436, 4612)]