28168184

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{991}}^1$

素因数の和:1044

約数の個数: 64

約数和(自身を含む): 64281600

約数和(自身を除く): 36113416

約数列:

[1, 2, 4, 8, 11, 17, 19, 22, 34, 38, 44, 68, 76, 88, 136, 152, 187, 209, 323, 374, 418, 646, 748, 836, 991, 1292, 1496, 1672, 1982, 2584, 3553, 3964, 7106, 7928, 10901, 14212, 16847, 18829, 21802, 28424, 33694, 37658, 43604, 67388, 75316, 87208, 134776, 150632, 185317, 207119, 320093, 370634, 414238, 640186, 741268, 828476, 1280372, 1482536, 1656952, 2560744, 3521023, 7042046, 14084092, 28168184]

約数ペア:

[(1, 28168184), (2, 14084092), (4, 7042046), (8, 3521023), (11, 2560744), (17, 1656952), (19, 1482536), (22, 1280372), (34, 828476), (38, 741268), (44, 640186), (68, 414238), (76, 370634), (88, 320093), (136, 207119), (152, 185317), (187, 150632), (209, 134776), (323, 87208), (374, 75316), (418, 67388), (646, 43604), (748, 37658), (836, 33694), (991, 28424), (1292, 21802), (1496, 18829), (1672, 16847), (1982, 14212), (2584, 10901), (3553, 7928), (3964, 7106)]