15639356

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{389}}^1$

素因数の和:458

約数の個数: 36

約数和(自身を含む): 30193800

約数和(自身を除く): 14554444

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 389, 437, 529, 778, 874, 1058, 1556, 1748, 2116, 7391, 8947, 10051, 14782, 17894, 20102, 29564, 35788, 40204, 169993, 205781, 339986, 411562, 679972, 823124, 3909839, 7819678, 15639356]

約数ペア:

[(1, 15639356), (2, 7819678), (4, 3909839), (19, 823124), (23, 679972), (38, 411562), (46, 339986), (76, 205781), (92, 169993), (389, 40204), (437, 35788), (529, 29564), (778, 20102), (874, 17894), (1058, 14782), (1556, 10051), (1748, 8947), (2116, 7391)]