19138872

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{769}}^1$

素因数の和:856

約数の個数: 64

約数和(自身を含む): 51559200

約数和(自身を除く): 32420328

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 61, 68, 102, 122, 136, 183, 204, 244, 366, 408, 488, 732, 769, 1037, 1464, 1538, 2074, 2307, 3076, 3111, 4148, 4614, 6152, 6222, 8296, 9228, 12444, 13073, 18456, 24888, 26146, 39219, 46909, 52292, 78438, 93818, 104584, 140727, 156876, 187636, 281454, 313752, 375272, 562908, 797453, 1125816, 1594906, 2392359, 3189812, 4784718, 6379624, 9569436, 19138872]

約数ペア:

[(1, 19138872), (2, 9569436), (3, 6379624), (4, 4784718), (6, 3189812), (8, 2392359), (12, 1594906), (17, 1125816), (24, 797453), (34, 562908), (51, 375272), (61, 313752), (68, 281454), (102, 187636), (122, 156876), (136, 140727), (183, 104584), (204, 93818), (244, 78438), (366, 52292), (408, 46909), (488, 39219), (732, 26146), (769, 24888), (1037, 18456), (1464, 13073), (1538, 12444), (2074, 9228), (2307, 8296), (3076, 6222), (3111, 6152), (4148, 4614)]