19196672

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1$

素因数の和:445

約数の個数: 72

約数和(自身を含む): 44371152

約数和(自身を除く): 25174480

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 64, 68, 88, 128, 136, 176, 187, 256, 272, 352, 374, 401, 544, 704, 748, 802, 1088, 1408, 1496, 1604, 2176, 2816, 2992, 3208, 4352, 4411, 5984, 6416, 6817, 8822, 11968, 12832, 13634, 17644, 23936, 25664, 27268, 35288, 47872, 51328, 54536, 70576, 74987, 102656, 109072, 141152, 149974, 218144, 282304, 299948, 436288, 564608, 599896, 872576, 1129216, 1199792, 1745152, 2399584, 4799168, 9598336, 19196672]

約数ペア:

[(1, 19196672), (2, 9598336), (4, 4799168), (8, 2399584), (11, 1745152), (16, 1199792), (17, 1129216), (22, 872576), (32, 599896), (34, 564608), (44, 436288), (64, 299948), (68, 282304), (88, 218144), (128, 149974), (136, 141152), (176, 109072), (187, 102656), (256, 74987), (272, 70576), (352, 54536), (374, 51328), (401, 47872), (544, 35288), (704, 27268), (748, 25664), (802, 23936), (1088, 17644), (1408, 13634), (1496, 12832), (1604, 11968), (2176, 8822), (2816, 6817), (2992, 6416), (3208, 5984), (4352, 4411)]