19759168

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1$

素因数の和:180

約数の個数: 112

約数和(自身を含む): 49158144

約数和(自身を除く): 29398976

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 32, 34, 44, 52, 64, 68, 88, 104, 127, 136, 143, 176, 187, 208, 221, 254, 272, 286, 352, 374, 416, 442, 508, 544, 572, 704, 748, 832, 884, 1016, 1088, 1144, 1397, 1496, 1651, 1768, 2032, 2159, 2288, 2431, 2794, 2992, 3302, 3536, 4064, 4318, 4576, 4862, 5588, 5984, 6604, 7072, 8128, 8636, 9152, 9724, 11176, 11968, 13208, 14144, 17272, 18161, 19448, 22352, 23749, 26416, 28067, 34544, 36322, 38896, 44704, 47498, 52832, 56134, 69088, 72644, 77792, 89408, 94996, 105664, 112268, 138176, 145288, 155584, 189992, 224536, 290576, 308737, 379984, 449072, 581152, 617474, 759968, 898144, 1162304, 1234948, 1519936, 1796288, 2469896, 4939792, 9879584, 19759168]

約数ペア:

[(1, 19759168), (2, 9879584), (4, 4939792), (8, 2469896), (11, 1796288), (13, 1519936), (16, 1234948), (17, 1162304), (22, 898144), (26, 759968), (32, 617474), (34, 581152), (44, 449072), (52, 379984), (64, 308737), (68, 290576), (88, 224536), (104, 189992), (127, 155584), (136, 145288), (143, 138176), (176, 112268), (187, 105664), (208, 94996), (221, 89408), (254, 77792), (272, 72644), (286, 69088), (352, 56134), (374, 52832), (416, 47498), (442, 44704), (508, 38896), (544, 36322), (572, 34544), (704, 28067), (748, 26416), (832, 23749), (884, 22352), (1016, 19448), (1088, 18161), (1144, 17272), (1397, 14144), (1496, 13208), (1651, 11968), (1768, 11176), (2032, 9724), (2159, 9152), (2288, 8636), (2431, 8128), (2794, 7072), (2992, 6604), (3302, 5984), (3536, 5588), (4064, 4862), (4318, 4576)]