20512652148

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{337}}^1\times {\mathrm{45697}}^1$

素因数の和:46081

約数の個数: 72

約数和(自身を含む): 53412005192

約数和(自身を除く): 32899353044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 337, 444, 666, 674, 1011, 1332, 1348, 2022, 3033, 4044, 6066, 12132, 12469, 24938, 37407, 45697, 49876, 74814, 91394, 112221, 137091, 149628, 182788, 224442, 274182, 411273, 448884, 548364, 822546, 1645092, 1690789, 3381578, 5072367, 6763156, 10144734, 15217101, 15399889, 20289468, 30434202, 30799778, 46199667, 60868404, 61599556, 92399334, 138599001, 184798668, 277198002, 554396004, 569795893, 1139591786, 1709387679, 2279183572, 3418775358, 5128163037, 6837550716, 10256326074, 20512652148]

約数ペア:

[(1, 20512652148), (2, 10256326074), (3, 6837550716), (4, 5128163037), (6, 3418775358), (9, 2279183572), (12, 1709387679), (18, 1139591786), (36, 569795893), (37, 554396004), (74, 277198002), (111, 184798668), (148, 138599001), (222, 92399334), (333, 61599556), (337, 60868404), (444, 46199667), (666, 30799778), (674, 30434202), (1011, 20289468), (1332, 15399889), (1348, 15217101), (2022, 10144734), (3033, 6763156), (4044, 5072367), (6066, 3381578), (12132, 1690789), (12469, 1645092), (24938, 822546), (37407, 548364), (45697, 448884), (49876, 411273), (74814, 274182), (91394, 224442), (112221, 182788), (137091, 149628)]