18870272

素因数分解:

$2^{12}\times {\mathrm{17}}^1\times {\mathrm{271}}^1$

素因数の和:312

約数の個数: 52

約数和(自身を含む): 40103136

約数和(自身を除く): 21232864

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 271, 272, 512, 542, 544, 1024, 1084, 1088, 2048, 2168, 2176, 4096, 4336, 4352, 4607, 8672, 8704, 9214, 17344, 17408, 18428, 34688, 34816, 36856, 69376, 69632, 73712, 138752, 147424, 277504, 294848, 555008, 589696, 1110016, 1179392, 2358784, 4717568, 9435136, 18870272]

約数ペア:

[(1, 18870272), (2, 9435136), (4, 4717568), (8, 2358784), (16, 1179392), (17, 1110016), (32, 589696), (34, 555008), (64, 294848), (68, 277504), (128, 147424), (136, 138752), (256, 73712), (271, 69632), (272, 69376), (512, 36856), (542, 34816), (544, 34688), (1024, 18428), (1084, 17408), (1088, 17344), (2048, 9214), (2168, 8704), (2176, 8672), (4096, 4607), (4336, 4352)]