19098002

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 38568960

約数和(自身を除く): 19470958

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 61, 77, 107, 122, 133, 154, 209, 214, 266, 418, 427, 671, 749, 854, 1159, 1177, 1342, 1463, 1498, 2033, 2318, 2354, 2926, 4066, 4697, 6527, 8113, 8239, 9394, 12749, 13054, 14231, 16226, 16478, 22363, 25498, 28462, 44726, 45689, 71797, 89243, 91378, 124013, 143594, 156541, 178486, 248026, 313082, 502579, 868091, 1005158, 1364143, 1736182, 2728286, 9549001, 19098002]

約数ペア:

[(1, 19098002), (2, 9549001), (7, 2728286), (11, 1736182), (14, 1364143), (19, 1005158), (22, 868091), (38, 502579), (61, 313082), (77, 248026), (107, 178486), (122, 156541), (133, 143594), (154, 124013), (209, 91378), (214, 89243), (266, 71797), (418, 45689), (427, 44726), (671, 28462), (749, 25498), (854, 22363), (1159, 16478), (1177, 16226), (1342, 14231), (1463, 13054), (1498, 12749), (2033, 9394), (2318, 8239), (2354, 8113), (2926, 6527), (4066, 4697)]