308909488

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{177127}}^1$

素因数の和:177244

約数の個数: 20

約数和(自身を含む): 604006480

約数和(自身を除く): 295096992

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 177127, 354254, 708508, 1417016, 2834032, 19306843, 38613686, 77227372, 154454744, 308909488]

約数ペア:

[(1, 308909488), (2, 154454744), (4, 77227372), (8, 38613686), (16, 19306843), (109, 2834032), (218, 1417016), (436, 708508), (872, 354254), (1744, 177127)]