31918192

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{28097}}^1$

素因数の和:28176

約数の個数: 20

約数和(自身を含む): 62714736

約数和(自身を除く): 30796544

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 28097, 56194, 112388, 224776, 449552, 1994887, 3989774, 7979548, 15959096, 31918192]

約数ペア:

[(1, 31918192), (2, 15959096), (4, 7979548), (8, 3989774), (16, 1994887), (71, 449552), (142, 224776), (284, 112388), (568, 56194), (1136, 28097)]