28742744

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{719}}^1$

素因数の和:1007

約数の個数: 32

約数和(自身を含む): 57024000

約数和(自身を除く): 28281256

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 263, 526, 719, 1052, 1438, 2104, 2876, 4997, 5752, 9994, 13661, 19988, 27322, 39976, 54644, 109288, 189097, 378194, 756388, 1512776, 3592843, 7185686, 14371372, 28742744]

約数ペア:

[(1, 28742744), (2, 14371372), (4, 7185686), (8, 3592843), (19, 1512776), (38, 756388), (76, 378194), (152, 189097), (263, 109288), (526, 54644), (719, 39976), (1052, 27322), (1438, 19988), (2104, 13661), (2876, 9994), (4997, 5752)]