20190213

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{809}}^1$

素因数の和:921

約数の個数: 24

約数和(自身を含む): 30326400

約数和(自身を除く): 10136187

約数列:

[1, 3, 9, 47, 59, 141, 177, 423, 531, 809, 2427, 2773, 7281, 8319, 24957, 38023, 47731, 114069, 143193, 342207, 429579, 2243357, 6730071, 20190213]

約数ペア:

[(1, 20190213), (3, 6730071), (9, 2243357), (47, 429579), (59, 342207), (141, 143193), (177, 114069), (423, 47731), (531, 38023), (809, 24957), (2427, 8319), (2773, 7281)]