2019156657

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{2731}}^1$

素因数の和:2886

約数の個数: 64

約数和(自身を含む): 3461990400

約数和(自身を除く): 1442833743

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 109, 119, 133, 323, 327, 357, 399, 763, 969, 1853, 2071, 2261, 2289, 2731, 5559, 6213, 6783, 8193, 12971, 14497, 19117, 35207, 38913, 43491, 46427, 51889, 57351, 105621, 139281, 155667, 246449, 297679, 324989, 363223, 739347, 882113, 893037, 974967, 1089669, 2083753, 2646339, 5060543, 5655901, 6174791, 6251259, 15181629, 16967703, 18524373, 35423801, 39591307, 96150317, 106271403, 118773921, 288450951, 673052219, 2019156657]

約数ペア:

[(1, 2019156657), (3, 673052219), (7, 288450951), (17, 118773921), (19, 106271403), (21, 96150317), (51, 39591307), (57, 35423801), (109, 18524373), (119, 16967703), (133, 15181629), (323, 6251259), (327, 6174791), (357, 5655901), (399, 5060543), (763, 2646339), (969, 2083753), (1853, 1089669), (2071, 974967), (2261, 893037), (2289, 882113), (2731, 739347), (5559, 363223), (6213, 324989), (6783, 297679), (8193, 246449), (12971, 155667), (14497, 139281), (19117, 105621), (35207, 57351), (38913, 51889), (43491, 46427)]