19245549

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:297

約数の個数: 24

約数和(自身を含む): 27375712

約数和(自身を除く): 8130163

約数列:

[1, 3, 23, 67, 69, 181, 201, 529, 543, 1541, 1587, 4163, 4623, 12127, 12489, 35443, 36381, 95749, 106329, 278921, 287247, 836763, 6415183, 19245549]

約数ペア:

[(1, 19245549), (3, 6415183), (23, 836763), (67, 287247), (69, 278921), (181, 106329), (201, 95749), (529, 36381), (543, 35443), (1541, 12489), (1587, 12127), (4163, 4623)]