18984064

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 41983200

約数和(自身を除く): 22999136

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 97, 128, 139, 176, 194, 278, 352, 388, 556, 704, 776, 1067, 1112, 1408, 1529, 1552, 2134, 2224, 3058, 3104, 4268, 4448, 6116, 6208, 8536, 8896, 12232, 12416, 13483, 17072, 17792, 24464, 26966, 34144, 48928, 53932, 68288, 97856, 107864, 136576, 148313, 195712, 215728, 296626, 431456, 593252, 862912, 1186504, 1725824, 2373008, 4746016, 9492032, 18984064]

約数ペア:

[(1, 18984064), (2, 9492032), (4, 4746016), (8, 2373008), (11, 1725824), (16, 1186504), (22, 862912), (32, 593252), (44, 431456), (64, 296626), (88, 215728), (97, 195712), (128, 148313), (139, 136576), (176, 107864), (194, 97856), (278, 68288), (352, 53932), (388, 48928), (556, 34144), (704, 26966), (776, 24464), (1067, 17792), (1112, 17072), (1408, 13483), (1529, 12416), (1552, 12232), (2134, 8896), (2224, 8536), (3058, 6208), (3104, 6116), (4268, 4448)]