20211872

素因数分解:

$2^5\times {\mathrm{107}}^1\times {\mathrm{5903}}^1$

素因数の和:6020

約数の個数: 24

約数和(自身を含む): 40170816

約数和(自身を除く): 19958944

約数列:

[1, 2, 4, 8, 16, 32, 107, 214, 428, 856, 1712, 3424, 5903, 11806, 23612, 47224, 94448, 188896, 631621, 1263242, 2526484, 5052968, 10105936, 20211872]

約数ペア:

[(1, 20211872), (2, 10105936), (4, 5052968), (8, 2526484), (16, 1263242), (32, 631621), (107, 188896), (214, 94448), (428, 47224), (856, 23612), (1712, 11806), (3424, 5903)]