20172181504

素因数分解:

$2^{12}\times {\mathrm{17}}^2\times {\mathrm{17041}}^1$

素因数の和:17099

約数の個数: 78

約数和(自身を含む): 42854443754

約数和(自身を除く): 22682262250

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 289, 512, 544, 578, 1024, 1088, 1156, 2048, 2176, 2312, 4096, 4352, 4624, 8704, 9248, 17041, 17408, 18496, 34082, 34816, 36992, 68164, 69632, 73984, 136328, 147968, 272656, 289697, 295936, 545312, 579394, 591872, 1090624, 1158788, 1183744, 2181248, 2317576, 4362496, 4635152, 4924849, 8724992, 9270304, 9849698, 17449984, 18540608, 19699396, 34899968, 37081216, 39398792, 69799936, 74162432, 78797584, 148324864, 157595168, 296649728, 315190336, 593299456, 630380672, 1186598912, 1260761344, 2521522688, 5043045376, 10086090752, 20172181504]

約数ペア:

[(1, 20172181504), (2, 10086090752), (4, 5043045376), (8, 2521522688), (16, 1260761344), (17, 1186598912), (32, 630380672), (34, 593299456), (64, 315190336), (68, 296649728), (128, 157595168), (136, 148324864), (256, 78797584), (272, 74162432), (289, 69799936), (512, 39398792), (544, 37081216), (578, 34899968), (1024, 19699396), (1088, 18540608), (1156, 17449984), (2048, 9849698), (2176, 9270304), (2312, 8724992), (4096, 4924849), (4352, 4635152), (4624, 4362496), (8704, 2317576), (9248, 2181248), (17041, 1183744), (17408, 1158788), (18496, 1090624), (34082, 591872), (34816, 579394), (36992, 545312), (68164, 295936), (69632, 289697), (73984, 272656), (136328, 147968)]