20575408

素因数分解:

$2^4\times 7^1\times {\mathrm{183709}}^1$

素因数の和:183724

約数の個数: 20

約数和(自身を含む): 45560080

約数和(自身を除く): 24984672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 183709, 367418, 734836, 1285963, 1469672, 2571926, 2939344, 5143852, 10287704, 20575408]

約数ペア:

[(1, 20575408), (2, 10287704), (4, 5143852), (7, 2939344), (8, 2571926), (14, 1469672), (16, 1285963), (28, 734836), (56, 367418), (112, 183709)]