31195568

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1153}}^1$

素因数の和:1269

約数の個数: 40

約数和(自身を含む): 64393200

約数和(自身を除く): 33197632

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 89, 152, 178, 304, 356, 712, 1153, 1424, 1691, 2306, 3382, 4612, 6764, 9224, 13528, 18448, 21907, 27056, 43814, 87628, 102617, 175256, 205234, 350512, 410468, 820936, 1641872, 1949723, 3899446, 7798892, 15597784, 31195568]

約数ペア:

[(1, 31195568), (2, 15597784), (4, 7798892), (8, 3899446), (16, 1949723), (19, 1641872), (38, 820936), (76, 410468), (89, 350512), (152, 205234), (178, 175256), (304, 102617), (356, 87628), (712, 43814), (1153, 27056), (1424, 21907), (1691, 18448), (2306, 13528), (3382, 9224), (4612, 6764)]