391578528028

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{119822071}}^1$

素因数の和:119822137

約数の個数: 24

約数和(自身を含む): 738103963520

約数和(自身を除く): 346525435492

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 119822071, 239644142, 479288284, 2276619349, 4553238698, 5152349053, 9106477396, 10304698106, 20609396212, 97894632007, 195789264014, 391578528028]

約数ペア:

[(1, 391578528028), (2, 195789264014), (4, 97894632007), (19, 20609396212), (38, 10304698106), (43, 9106477396), (76, 5152349053), (86, 4553238698), (172, 2276619349), (817, 479288284), (1634, 239644142), (3268, 119822071)]