2656504912

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{203221}}^1$

素因数の和:203291

約数の個数: 40

約数和(自身を含む): 5543896160

約数和(自身を除く): 2887391248

約数列:

[1, 2, 4, 8, 16, 19, 38, 43, 76, 86, 152, 172, 304, 344, 688, 817, 1634, 3268, 6536, 13072, 203221, 406442, 812884, 1625768, 3251536, 3861199, 7722398, 8738503, 15444796, 17477006, 30889592, 34954012, 61779184, 69908024, 139816048, 166031557, 332063114, 664126228, 1328252456, 2656504912]

約数ペア:

[(1, 2656504912), (2, 1328252456), (4, 664126228), (8, 332063114), (16, 166031557), (19, 139816048), (38, 69908024), (43, 61779184), (76, 34954012), (86, 30889592), (152, 17477006), (172, 15444796), (304, 8738503), (344, 7722398), (688, 3861199), (817, 3251536), (1634, 1625768), (3268, 812884), (6536, 406442), (13072, 203221)]