17640468

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1$

素因数の和:377

約数の個数: 72

約数和(自身を含む): 47054280

約数和(自身を除く): 29413812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 61, 87, 116, 122, 174, 183, 244, 261, 277, 348, 366, 522, 549, 554, 732, 831, 1044, 1098, 1108, 1662, 1769, 2196, 2493, 3324, 3538, 4986, 5307, 7076, 8033, 9972, 10614, 15921, 16066, 16897, 21228, 24099, 31842, 32132, 33794, 48198, 50691, 63684, 67588, 72297, 96396, 101382, 144594, 152073, 202764, 289188, 304146, 490013, 608292, 980026, 1470039, 1960052, 2940078, 4410117, 5880156, 8820234, 17640468]

約数ペア:

[(1, 17640468), (2, 8820234), (3, 5880156), (4, 4410117), (6, 2940078), (9, 1960052), (12, 1470039), (18, 980026), (29, 608292), (36, 490013), (58, 304146), (61, 289188), (87, 202764), (116, 152073), (122, 144594), (174, 101382), (183, 96396), (244, 72297), (261, 67588), (277, 63684), (348, 50691), (366, 48198), (522, 33794), (549, 32132), (554, 31842), (732, 24099), (831, 21228), (1044, 16897), (1098, 16066), (1108, 15921), (1662, 10614), (1769, 9972), (2196, 8033), (2493, 7076), (3324, 5307), (3538, 4986)]