17958688

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{313}}^1$

素因数の和:497

約数の個数: 48

約数和(自身を含む): 38930976

約数和(自身を除く): 20972288

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 163, 176, 313, 326, 352, 626, 652, 1252, 1304, 1793, 2504, 2608, 3443, 3586, 5008, 5216, 6886, 7172, 10016, 13772, 14344, 27544, 28688, 51019, 55088, 57376, 102038, 110176, 204076, 408152, 561209, 816304, 1122418, 1632608, 2244836, 4489672, 8979344, 17958688]

約数ペア:

[(1, 17958688), (2, 8979344), (4, 4489672), (8, 2244836), (11, 1632608), (16, 1122418), (22, 816304), (32, 561209), (44, 408152), (88, 204076), (163, 110176), (176, 102038), (313, 57376), (326, 55088), (352, 51019), (626, 28688), (652, 27544), (1252, 14344), (1304, 13772), (1793, 10016), (2504, 7172), (2608, 6886), (3443, 5216), (3586, 5008)]