19172558

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{5669}}^1$

素因数の和:5779

約数の個数: 16

約数和(自身を含む): 30618000

約数和(自身を除く): 11445442

約数列:

[1, 2, 19, 38, 89, 178, 1691, 3382, 5669, 11338, 107711, 215422, 504541, 1009082, 9586279, 19172558]

約数ペア:

[(1, 19172558), (2, 9586279), (19, 1009082), (38, 504541), (89, 215422), (178, 107711), (1691, 11338), (3382, 5669)]