2018798631

素因数分解:

$3^2\times {\mathrm{41}}^2\times {\mathrm{133439}}^1$

素因数の和:133527

約数の個数: 18

約数和(自身を含む): 2988922560

約数和(自身を除く): 970123929

約数列:

[1, 3, 9, 41, 123, 369, 1681, 5043, 15129, 133439, 400317, 1200951, 5470999, 16412997, 49238991, 224310959, 672932877, 2018798631]

約数ペア:

[(1, 2018798631), (3, 672932877), (9, 224310959), (41, 49238991), (123, 16412997), (369, 5470999), (1681, 1200951), (5043, 400317), (15129, 133439)]