18060735

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{823}}^1$

素因数の和:868

約数の個数: 64

約数和(自身を含む): 37969920

約数和(自身を除く): 19909185

約数列:

[1, 3, 5, 7, 11, 15, 19, 21, 33, 35, 55, 57, 77, 95, 105, 133, 165, 209, 231, 285, 385, 399, 627, 665, 823, 1045, 1155, 1463, 1995, 2469, 3135, 4115, 4389, 5761, 7315, 9053, 12345, 15637, 17283, 21945, 27159, 28805, 45265, 46911, 63371, 78185, 86415, 109459, 135795, 172007, 190113, 234555, 316855, 328377, 516021, 547295, 860035, 950565, 1204049, 1641885, 2580105, 3612147, 6020245, 18060735]

約数ペア:

[(1, 18060735), (3, 6020245), (5, 3612147), (7, 2580105), (11, 1641885), (15, 1204049), (19, 950565), (21, 860035), (33, 547295), (35, 516021), (55, 328377), (57, 316855), (77, 234555), (95, 190113), (105, 172007), (133, 135795), (165, 109459), (209, 86415), (231, 78185), (285, 63371), (385, 46911), (399, 45265), (627, 28805), (665, 27159), (823, 21945), (1045, 17283), (1155, 15637), (1463, 12345), (1995, 9053), (2469, 7315), (3135, 5761), (4115, 4389)]