18007088

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1013}}^1$

素因数の和:1133

約数の個数: 40

約数和(自身を含む): 38475216

約数和(自身を除く): 20468128

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 101, 176, 202, 404, 808, 1013, 1111, 1616, 2026, 2222, 4052, 4444, 8104, 8888, 11143, 16208, 17776, 22286, 44572, 89144, 102313, 178288, 204626, 409252, 818504, 1125443, 1637008, 2250886, 4501772, 9003544, 18007088]

約数ペア:

[(1, 18007088), (2, 9003544), (4, 4501772), (8, 2250886), (11, 1637008), (16, 1125443), (22, 818504), (44, 409252), (88, 204626), (101, 178288), (176, 102313), (202, 89144), (404, 44572), (808, 22286), (1013, 17776), (1111, 16208), (1616, 11143), (2026, 8888), (2222, 8104), (4052, 4444)]