19871402

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{25411}}^1$

素因数の和:25453

約数の個数: 16

約数和(自身を含む): 32933952

約数和(自身を除く): 13062550

約数列:

[1, 2, 17, 23, 34, 46, 391, 782, 25411, 50822, 431987, 584453, 863974, 1168906, 9935701, 19871402]

約数ペア:

[(1, 19871402), (2, 9935701), (17, 1168906), (23, 863974), (34, 584453), (46, 431987), (391, 50822), (782, 25411)]