28706416

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1061}}^1$

素因数の和:1177

約数の個数: 40

約数和(自身を含む): 59259600

約数和(自身を除く): 30553184

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 89, 152, 178, 304, 356, 712, 1061, 1424, 1691, 2122, 3382, 4244, 6764, 8488, 13528, 16976, 20159, 27056, 40318, 80636, 94429, 161272, 188858, 322544, 377716, 755432, 1510864, 1794151, 3588302, 7176604, 14353208, 28706416]

約数ペア:

[(1, 28706416), (2, 14353208), (4, 7176604), (8, 3588302), (16, 1794151), (19, 1510864), (38, 755432), (76, 377716), (89, 322544), (152, 188858), (178, 161272), (304, 94429), (356, 80636), (712, 40318), (1061, 27056), (1424, 20159), (1691, 16976), (2122, 13528), (3382, 8488), (4244, 6764)]