12865204

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1399}}^1$

素因数の和:1444

約数の個数: 36

約数和(自身を含む): 26068000

約数和(自身を除く): 13202796

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 121, 209, 242, 418, 484, 836, 1399, 2299, 2798, 4598, 5596, 9196, 15389, 26581, 30778, 53162, 61556, 106324, 169279, 292391, 338558, 584782, 677116, 1169564, 3216301, 6432602, 12865204]

約数ペア:

[(1, 12865204), (2, 6432602), (4, 3216301), (11, 1169564), (19, 677116), (22, 584782), (38, 338558), (44, 292391), (76, 169279), (121, 106324), (209, 61556), (242, 53162), (418, 30778), (484, 26581), (836, 15389), (1399, 9196), (2299, 5596), (2798, 4598)]