19941873

素因数分解:

$3^1\times 7^2\times {\mathrm{293}}^1\times {\mathrm{463}}^1$

素因数の和:773

約数の個数: 24

約数和(自身を含む): 31102848

約数和(自身を除く): 11160975

約数列:

[1, 3, 7, 21, 49, 147, 293, 463, 879, 1389, 2051, 3241, 6153, 9723, 14357, 22687, 43071, 68061, 135659, 406977, 949613, 2848839, 6647291, 19941873]

約数ペア:

[(1, 19941873), (3, 6647291), (7, 2848839), (21, 949613), (49, 406977), (147, 135659), (293, 68061), (463, 43071), (879, 22687), (1389, 14357), (2051, 9723), (3241, 6153)]