31356802

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:346

約数の個数: 32

約数和(自身を含む): 51367680

約数和(自身を除く): 20010878

約数列:

[1, 2, 19, 38, 47, 94, 97, 181, 194, 362, 893, 1786, 1843, 3439, 3686, 4559, 6878, 8507, 9118, 17014, 17557, 35114, 86621, 161633, 173242, 323266, 333583, 667166, 825179, 1650358, 15678401, 31356802]

約数ペア:

[(1, 31356802), (2, 15678401), (19, 1650358), (38, 825179), (47, 667166), (94, 333583), (97, 323266), (181, 173242), (194, 161633), (362, 86621), (893, 35114), (1786, 17557), (1843, 17014), (3439, 9118), (3686, 8507), (4559, 6878)]