19598861

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:380

約数の個数: 16

約数和(自身を含む): 21403200

約数和(自身を除く): 1804339

約数列:

[1, 19, 41, 139, 181, 779, 2641, 3439, 5699, 7421, 25159, 108281, 140999, 478021, 1031519, 19598861]

約数ペア:

[(1, 19598861), (19, 1031519), (41, 478021), (139, 140999), (181, 108281), (779, 25159), (2641, 7421), (3439, 5699)]