12840372

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{20981}}^1$

素因数の和:21008

約数の個数: 36

約数和(自身を含む): 34368516

約数和(自身を除く): 21528144

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 612, 20981, 41962, 62943, 83924, 125886, 188829, 251772, 356677, 377658, 713354, 755316, 1070031, 1426708, 2140062, 3210093, 4280124, 6420186, 12840372]

約数ペア:

[(1, 12840372), (2, 6420186), (3, 4280124), (4, 3210093), (6, 2140062), (9, 1426708), (12, 1070031), (17, 755316), (18, 713354), (34, 377658), (36, 356677), (51, 251772), (68, 188829), (102, 125886), (153, 83924), (204, 62943), (306, 41962), (612, 20981)]