31489904

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{15497}}^1$

素因数の和:15632

約数の個数: 20

約数和(自身を含む): 61496064

約数和(自身を除く): 30006160

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 15497, 30994, 61988, 123976, 247952, 1968119, 3936238, 7872476, 15744952, 31489904]

約数ペア:

[(1, 31489904), (2, 15744952), (4, 7872476), (8, 3936238), (16, 1968119), (127, 247952), (254, 123976), (508, 61988), (1016, 30994), (2032, 15497)]