20990548

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{3067}}^1$

素因数の和:3159

約数の個数: 24

約数和(自身を含む): 38656800

約数和(自身を除く): 17666252

約数列:

[1, 2, 4, 29, 58, 59, 116, 118, 236, 1711, 3067, 3422, 6134, 6844, 12268, 88943, 177886, 180953, 355772, 361906, 723812, 5247637, 10495274, 20990548]

約数ペア:

[(1, 20990548), (2, 10495274), (4, 5247637), (29, 723812), (58, 361906), (59, 355772), (116, 180953), (118, 177886), (236, 88943), (1711, 12268), (3067, 6844), (3422, 6134)]