20161029196

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{126611}}^1$

素因数の和:126691

約数の個数: 72

約数和(自身を含む): 45264296448

約数和(自身を除く): 25103267252

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 77, 94, 121, 154, 188, 242, 308, 329, 484, 517, 658, 847, 1034, 1316, 1694, 2068, 3388, 3619, 5687, 7238, 11374, 14476, 22748, 39809, 79618, 126611, 159236, 253222, 506444, 886277, 1392721, 1772554, 2785442, 3545108, 5570884, 5950717, 9749047, 11901434, 15319931, 19498094, 23802868, 30639862, 38996188, 41655019, 61279724, 65457887, 83310038, 107239517, 130915774, 166620076, 214479034, 261831548, 428958068, 458205209, 720036757, 916410418, 1440073514, 1832820836, 2880147028, 5040257299, 10080514598, 20161029196]

約数ペア:

[(1, 20161029196), (2, 10080514598), (4, 5040257299), (7, 2880147028), (11, 1832820836), (14, 1440073514), (22, 916410418), (28, 720036757), (44, 458205209), (47, 428958068), (77, 261831548), (94, 214479034), (121, 166620076), (154, 130915774), (188, 107239517), (242, 83310038), (308, 65457887), (329, 61279724), (484, 41655019), (517, 38996188), (658, 30639862), (847, 23802868), (1034, 19498094), (1316, 15319931), (1694, 11901434), (2068, 9749047), (3388, 5950717), (3619, 5570884), (5687, 3545108), (7238, 2785442), (11374, 1772554), (14476, 1392721), (22748, 886277), (39809, 506444), (79618, 253222), (126611, 159236)]