19189192

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:262

約数の個数: 64

約数和(自身を含む): 42301440

約数和(自身を除く): 23112248

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 101, 127, 136, 187, 202, 254, 374, 404, 508, 748, 808, 1016, 1111, 1397, 1496, 1717, 2159, 2222, 2794, 3434, 4318, 4444, 5588, 6868, 8636, 8888, 11176, 12827, 13736, 17272, 18887, 23749, 25654, 37774, 47498, 51308, 75548, 94996, 102616, 141097, 151096, 189992, 218059, 282194, 436118, 564388, 872236, 1128776, 1744472, 2398649, 4797298, 9594596, 19189192]

約数ペア:

[(1, 19189192), (2, 9594596), (4, 4797298), (8, 2398649), (11, 1744472), (17, 1128776), (22, 872236), (34, 564388), (44, 436118), (68, 282194), (88, 218059), (101, 189992), (127, 151096), (136, 141097), (187, 102616), (202, 94996), (254, 75548), (374, 51308), (404, 47498), (508, 37774), (748, 25654), (808, 23749), (1016, 18887), (1111, 17272), (1397, 13736), (1496, 12827), (1717, 11176), (2159, 8888), (2222, 8636), (2794, 6868), (3434, 5588), (4318, 4444)]