2009018858

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{2207}}^1$

素因数の和:2507

約数の個数: 64

約数和(自身を含む): 3937517568

約数和(自身を除く): 1928498710

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 253, 257, 322, 506, 514, 1771, 1799, 2207, 2827, 3542, 3598, 4414, 5654, 5911, 11822, 15449, 19789, 24277, 30898, 39578, 41377, 48554, 50761, 65021, 82754, 101522, 130042, 169939, 339878, 355327, 455147, 558371, 567199, 710654, 910294, 1116742, 1134398, 3908597, 3970393, 6239189, 7817194, 7940786, 12478378, 13045577, 26091154, 43674323, 87348646, 91319039, 143501347, 182638078, 287002694, 1004509429, 2009018858]

約数ペア:

[(1, 2009018858), (2, 1004509429), (7, 287002694), (11, 182638078), (14, 143501347), (22, 91319039), (23, 87348646), (46, 43674323), (77, 26091154), (154, 13045577), (161, 12478378), (253, 7940786), (257, 7817194), (322, 6239189), (506, 3970393), (514, 3908597), (1771, 1134398), (1799, 1116742), (2207, 910294), (2827, 710654), (3542, 567199), (3598, 558371), (4414, 455147), (5654, 355327), (5911, 339878), (11822, 169939), (15449, 130042), (19789, 101522), (24277, 82754), (30898, 65021), (39578, 50761), (41377, 48554)]