18885538

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1087}}^1$

素因数の和:1186

約数の個数: 32

約数和(自身を含む): 34781184

約数和(自身を除く): 15895646

約数列:

[1, 2, 7, 14, 17, 34, 73, 119, 146, 238, 511, 1022, 1087, 1241, 2174, 2482, 7609, 8687, 15218, 17374, 18479, 36958, 79351, 129353, 158702, 258706, 555457, 1110914, 1348967, 2697934, 9442769, 18885538]

約数ペア:

[(1, 18885538), (2, 9442769), (7, 2697934), (14, 1348967), (17, 1110914), (34, 555457), (73, 258706), (119, 158702), (146, 129353), (238, 79351), (511, 36958), (1022, 18479), (1087, 17374), (1241, 15218), (2174, 8687), (2482, 7609)]