19004854

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^3\times {\mathrm{71}}^1$

素因数の和:153

約数の個数: 32

約数和(自身を含む): 32970240

約数和(自身を除く): 13965386

約数列:

[1, 2, 11, 22, 23, 46, 71, 142, 253, 506, 529, 781, 1058, 1562, 1633, 3266, 5819, 11638, 12167, 17963, 24334, 35926, 37559, 75118, 133837, 267674, 413149, 826298, 863857, 1727714, 9502427, 19004854]

約数ペア:

[(1, 19004854), (2, 9502427), (11, 1727714), (22, 863857), (23, 826298), (46, 413149), (71, 267674), (142, 133837), (253, 75118), (506, 37559), (529, 35926), (781, 24334), (1058, 17963), (1562, 12167), (1633, 11638), (3266, 5819)]