13181968

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{9257}}^1$

素因数の和:9354

約数の個数: 20

約数和(自身を含む): 25829820

約数和(自身を除く): 12647852

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 9257, 18514, 37028, 74056, 148112, 823873, 1647746, 3295492, 6590984, 13181968]

約数ペア:

[(1, 13181968), (2, 6590984), (4, 3295492), (8, 1647746), (16, 823873), (89, 148112), (178, 74056), (356, 37028), (712, 18514), (1424, 9257)]