208165064

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{31849}}^1$

素因数の和:31917

約数の個数: 32

約数和(自身を含む): 420420000

約数和(自身を除く): 212254936

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 344, 817, 1634, 3268, 6536, 31849, 63698, 127396, 254792, 605131, 1210262, 1369507, 2420524, 2739014, 4841048, 5478028, 10956056, 26020633, 52041266, 104082532, 208165064]

約数ペア:

[(1, 208165064), (2, 104082532), (4, 52041266), (8, 26020633), (19, 10956056), (38, 5478028), (43, 4841048), (76, 2739014), (86, 2420524), (152, 1369507), (172, 1210262), (344, 605131), (817, 254792), (1634, 127396), (3268, 63698), (6536, 31849)]