20246864

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:204

約数の個数: 80

約数和(自身を含む): 46443456

約数和(自身を除く): 26196592

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 67, 68, 88, 101, 134, 136, 176, 187, 202, 268, 272, 374, 404, 536, 737, 748, 808, 1072, 1111, 1139, 1474, 1496, 1616, 1717, 2222, 2278, 2948, 2992, 3434, 4444, 4556, 5896, 6767, 6868, 8888, 9112, 11792, 12529, 13534, 13736, 17776, 18224, 18887, 25058, 27068, 27472, 37774, 50116, 54136, 74437, 75548, 100232, 108272, 115039, 148874, 151096, 200464, 230078, 297748, 302192, 460156, 595496, 920312, 1190992, 1265429, 1840624, 2530858, 5061716, 10123432, 20246864]

約数ペア:

[(1, 20246864), (2, 10123432), (4, 5061716), (8, 2530858), (11, 1840624), (16, 1265429), (17, 1190992), (22, 920312), (34, 595496), (44, 460156), (67, 302192), (68, 297748), (88, 230078), (101, 200464), (134, 151096), (136, 148874), (176, 115039), (187, 108272), (202, 100232), (268, 75548), (272, 74437), (374, 54136), (404, 50116), (536, 37774), (737, 27472), (748, 27068), (808, 25058), (1072, 18887), (1111, 18224), (1139, 17776), (1474, 13736), (1496, 13534), (1616, 12529), (1717, 11792), (2222, 9112), (2278, 8888), (2948, 6868), (2992, 6767), (3434, 5896), (4444, 4556)]