12190805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{419}}^1$

素因数の和:481

約数の個数: 24

約数和(自身を含む): 16722720

約数和(自身を除く): 4531915

約数列:

[1, 5, 11, 23, 55, 115, 253, 419, 529, 1265, 2095, 2645, 4609, 5819, 9637, 23045, 29095, 48185, 106007, 221651, 530035, 1108255, 2438161, 12190805]

約数ペア:

[(1, 12190805), (5, 2438161), (11, 1108255), (23, 530035), (55, 221651), (115, 106007), (253, 48185), (419, 29095), (529, 23045), (1265, 9637), (2095, 5819), (2645, 4609)]