19128548

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{3923}}^1$

素因数の和:4003

約数の個数: 24

約数和(自身を含む): 35598528

約数和(自身を除く): 16469980

約数列:

[1, 2, 4, 23, 46, 53, 92, 106, 212, 1219, 2438, 3923, 4876, 7846, 15692, 90229, 180458, 207919, 360916, 415838, 831676, 4782137, 9564274, 19128548]

約数ペア:

[(1, 19128548), (2, 9564274), (4, 4782137), (23, 831676), (46, 415838), (53, 360916), (92, 207919), (106, 180458), (212, 90229), (1219, 15692), (2438, 7846), (3923, 4876)]