2009180156

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{81847}}^1$

素因数の和:81906

約数の個数: 36

約数和(自身を含む): 3929195088

約数和(自身を除く): 1920014932

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 361, 646, 722, 1292, 1444, 6137, 12274, 24548, 81847, 163694, 327388, 1391399, 1555093, 2782798, 3110186, 5565596, 6220372, 26436581, 29546767, 52873162, 59093534, 105746324, 118187068, 502295039, 1004590078, 2009180156]

約数ペア:

[(1, 2009180156), (2, 1004590078), (4, 502295039), (17, 118187068), (19, 105746324), (34, 59093534), (38, 52873162), (68, 29546767), (76, 26436581), (323, 6220372), (361, 5565596), (646, 3110186), (722, 2782798), (1292, 1555093), (1444, 1391399), (6137, 327388), (12274, 163694), (24548, 81847)]