18286208

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 39249600

約数和(自身を除く): 20963392

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 73, 76, 103, 128, 146, 152, 206, 292, 304, 412, 584, 608, 824, 1168, 1216, 1387, 1648, 1957, 2336, 2432, 2774, 3296, 3914, 4672, 5548, 6592, 7519, 7828, 9344, 11096, 13184, 15038, 15656, 22192, 30076, 31312, 44384, 60152, 62624, 88768, 120304, 125248, 142861, 177536, 240608, 250496, 285722, 481216, 571444, 962432, 1142888, 2285776, 4571552, 9143104, 18286208]

約数ペア:

[(1, 18286208), (2, 9143104), (4, 4571552), (8, 2285776), (16, 1142888), (19, 962432), (32, 571444), (38, 481216), (64, 285722), (73, 250496), (76, 240608), (103, 177536), (128, 142861), (146, 125248), (152, 120304), (206, 88768), (292, 62624), (304, 60152), (412, 44384), (584, 31312), (608, 30076), (824, 22192), (1168, 15656), (1216, 15038), (1387, 13184), (1648, 11096), (1957, 9344), (2336, 7828), (2432, 7519), (2774, 6592), (3296, 5548), (3914, 4672)]