19089328

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{22511}}^1$

素因数の和:22572

約数の個数: 20

約数和(自身を含む): 37685088

約数和(自身を除く): 18595760

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 22511, 45022, 90044, 180088, 360176, 1193083, 2386166, 4772332, 9544664, 19089328]

約数ペア:

[(1, 19089328), (2, 9544664), (4, 4772332), (8, 2386166), (16, 1193083), (53, 360176), (106, 180088), (212, 90044), (424, 45022), (848, 22511)]