18290358

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{947}}^1$

素因数の和:1021

約数の個数: 48

約数和(自身を含む): 42148080

約数和(自身を除く): 23857722

約数列:

[1, 2, 3, 6, 9, 18, 29, 37, 58, 74, 87, 111, 174, 222, 261, 333, 522, 666, 947, 1073, 1894, 2146, 2841, 3219, 5682, 6438, 8523, 9657, 17046, 19314, 27463, 35039, 54926, 70078, 82389, 105117, 164778, 210234, 247167, 315351, 494334, 630702, 1016131, 2032262, 3048393, 6096786, 9145179, 18290358]

約数ペア:

[(1, 18290358), (2, 9145179), (3, 6096786), (6, 3048393), (9, 2032262), (18, 1016131), (29, 630702), (37, 494334), (58, 315351), (74, 247167), (87, 210234), (111, 164778), (174, 105117), (222, 82389), (261, 70078), (333, 54926), (522, 35039), (666, 27463), (947, 19314), (1073, 17046), (1894, 9657), (2146, 8523), (2841, 6438), (3219, 5682)]