20431382

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{8969}}^1$

素因数の和:9055

約数の個数: 16

約数和(自身を含む): 32937840

約数和(自身を除く): 12506458

約数列:

[1, 2, 17, 34, 67, 134, 1139, 2278, 8969, 17938, 152473, 304946, 600923, 1201846, 10215691, 20431382]

約数ペア:

[(1, 20431382), (2, 10215691), (17, 1201846), (34, 600923), (67, 304946), (134, 152473), (1139, 17938), (2278, 8969)]