18217168

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{11273}}^1$

素因数の和:11382

約数の個数: 20

約数和(自身を含む): 35648388

約数和(自身を除く): 17431220

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 11273, 22546, 45092, 90184, 180368, 1138573, 2277146, 4554292, 9108584, 18217168]

約数ペア:

[(1, 18217168), (2, 9108584), (4, 4554292), (8, 2277146), (16, 1138573), (101, 180368), (202, 90184), (404, 45092), (808, 22546), (1616, 11273)]