1631036888

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{887}}^1\times {\mathrm{17681}}^1$

素因数の和:18587

約数の個数: 32

約数和(自身を含む): 3297339360

約数和(自身を除く): 1666302472

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 887, 1774, 3548, 7096, 11531, 17681, 23062, 35362, 46124, 70724, 92248, 141448, 229853, 459706, 919412, 1838824, 15683047, 31366094, 62732188, 125464376, 203879611, 407759222, 815518444, 1631036888]

約数ペア:

[(1, 1631036888), (2, 815518444), (4, 407759222), (8, 203879611), (13, 125464376), (26, 62732188), (52, 31366094), (104, 15683047), (887, 1838824), (1774, 919412), (3548, 459706), (7096, 229853), (11531, 141448), (17681, 92248), (23062, 70724), (35362, 46124)]