19663424

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:124

約数の個数: 112

約数和(自身を含む): 47402496

約数和(自身を除く): 27739072

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 31, 32, 34, 44, 53, 62, 64, 68, 88, 106, 124, 136, 176, 187, 212, 248, 272, 341, 352, 374, 424, 496, 527, 544, 583, 682, 704, 748, 848, 901, 992, 1054, 1088, 1166, 1364, 1496, 1643, 1696, 1802, 1984, 2108, 2332, 2728, 2992, 3286, 3392, 3604, 4216, 4664, 5456, 5797, 5984, 6572, 7208, 8432, 9328, 9911, 10912, 11594, 11968, 13144, 14416, 16864, 18073, 18656, 19822, 21824, 23188, 26288, 27931, 28832, 33728, 36146, 37312, 39644, 46376, 52576, 55862, 57664, 72292, 79288, 92752, 105152, 111724, 144584, 158576, 185504, 223448, 289168, 307241, 317152, 371008, 446896, 578336, 614482, 634304, 893792, 1156672, 1228964, 1787584, 2457928, 4915856, 9831712, 19663424]

約数ペア:

[(1, 19663424), (2, 9831712), (4, 4915856), (8, 2457928), (11, 1787584), (16, 1228964), (17, 1156672), (22, 893792), (31, 634304), (32, 614482), (34, 578336), (44, 446896), (53, 371008), (62, 317152), (64, 307241), (68, 289168), (88, 223448), (106, 185504), (124, 158576), (136, 144584), (176, 111724), (187, 105152), (212, 92752), (248, 79288), (272, 72292), (341, 57664), (352, 55862), (374, 52576), (424, 46376), (496, 39644), (527, 37312), (544, 36146), (583, 33728), (682, 28832), (704, 27931), (748, 26288), (848, 23188), (901, 21824), (992, 19822), (1054, 18656), (1088, 18073), (1166, 16864), (1364, 14416), (1496, 13144), (1643, 11968), (1696, 11594), (1802, 10912), (1984, 9911), (2108, 9328), (2332, 8432), (2728, 7208), (2992, 6572), (3286, 5984), (3392, 5797), (3604, 5456), (4216, 4664)]