26604272

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{38669}}^1$

素因数の和:38720

約数の個数: 20

約数和(自身を含む): 52745880

約数和(自身を除く): 26141608

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 38669, 77338, 154676, 309352, 618704, 1662767, 3325534, 6651068, 13302136, 26604272]

約数ペア:

[(1, 26604272), (2, 13302136), (4, 6651068), (8, 3325534), (16, 1662767), (43, 618704), (86, 309352), (172, 154676), (344, 77338), (688, 38669)]