19221577

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:480

約数の個数: 16

約数和(自身を含む): 21288960

約数和(自身を除く): 2067383

約数列:

[1, 17, 29, 127, 307, 493, 2159, 3683, 5219, 8903, 38989, 62611, 151351, 662813, 1130681, 19221577]

約数ペア:

[(1, 19221577), (17, 1130681), (29, 662813), (127, 151351), (307, 62611), (493, 38989), (2159, 8903), (3683, 5219)]