31428784

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{115547}}^1$

素因数の和:115572

約数の個数: 20

約数和(自身を含む): 64475784

約数和(自身を除く): 33047000

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 115547, 231094, 462188, 924376, 1848752, 1964299, 3928598, 7857196, 15714392, 31428784]

約数ペア:

[(1, 31428784), (2, 15714392), (4, 7857196), (8, 3928598), (16, 1964299), (17, 1848752), (34, 924376), (68, 462188), (136, 231094), (272, 115547)]