20173772156

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{11087}}^1$

素因数の和:11354

約数の個数: 48

約数和(自身を含む): 36883123200

約数和(自身を除く): 16709351044

約数列:

[1, 2, 4, 43, 71, 86, 142, 149, 172, 284, 298, 596, 3053, 6106, 6407, 10579, 11087, 12212, 12814, 21158, 22174, 25628, 42316, 44348, 454897, 476741, 787177, 909794, 953482, 1574354, 1651963, 1819588, 1906964, 3148708, 3303926, 6607852, 33848611, 67697222, 71034409, 117289373, 135394444, 142068818, 234578746, 284137636, 469157492, 5043443039, 10086886078, 20173772156]

約数ペア:

[(1, 20173772156), (2, 10086886078), (4, 5043443039), (43, 469157492), (71, 284137636), (86, 234578746), (142, 142068818), (149, 135394444), (172, 117289373), (284, 71034409), (298, 67697222), (596, 33848611), (3053, 6607852), (6106, 3303926), (6407, 3148708), (10579, 1906964), (11087, 1819588), (12212, 1651963), (12814, 1574354), (21158, 953482), (22174, 909794), (25628, 787177), (42316, 476741), (44348, 454897)]