18239504

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{67057}}^1$

素因数の和:67082

約数の個数: 20

約数和(自身を含む): 37418364

約数和(自身を除く): 19178860

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 67057, 134114, 268228, 536456, 1072912, 1139969, 2279938, 4559876, 9119752, 18239504]

約数ペア:

[(1, 18239504), (2, 9119752), (4, 4559876), (8, 2279938), (16, 1139969), (17, 1072912), (34, 536456), (68, 268228), (136, 134114), (272, 67057)]