2011140872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{623803}}^1$

素因数の和:623853

約数の個数: 32

約数和(自身を含む): 4191962880

約数和(自身を除く): 2180822008

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 623803, 1247606, 2495212, 4990424, 8109439, 16218878, 19337893, 32437756, 38675786, 64875512, 77351572, 154703144, 251392609, 502785218, 1005570436, 2011140872]

約数ペア:

[(1, 2011140872), (2, 1005570436), (4, 502785218), (8, 251392609), (13, 154703144), (26, 77351572), (31, 64875512), (52, 38675786), (62, 32437756), (104, 19337893), (124, 16218878), (248, 8109439), (403, 4990424), (806, 2495212), (1612, 1247606), (3224, 623803)]