2008114219628

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{10457}}^1\times {\mathrm{61471}}^1$

素因数の和:72014

約数の個数: 48

約数和(自身を含む): 3888103016448

約数和(自身を除く): 1879988796820

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 10457, 20914, 41828, 61471, 115027, 122942, 230054, 245884, 460108, 676181, 742447, 1352362, 1484894, 2704724, 2969788, 4364441, 8166917, 8728882, 16333834, 17457764, 32667668, 48008851, 96017702, 192035404, 642802247, 1285604494, 2571208988, 7070824717, 14141649434, 28283298868, 45638959537, 91277919074, 182555838148, 502028554907, 1004057109814, 2008114219628]

約数ペア:

[(1, 2008114219628), (2, 1004057109814), (4, 502028554907), (11, 182555838148), (22, 91277919074), (44, 45638959537), (71, 28283298868), (142, 14141649434), (284, 7070824717), (781, 2571208988), (1562, 1285604494), (3124, 642802247), (10457, 192035404), (20914, 96017702), (41828, 48008851), (61471, 32667668), (115027, 17457764), (122942, 16333834), (230054, 8728882), (245884, 8166917), (460108, 4364441), (676181, 2969788), (742447, 2704724), (1352362, 1484894)]