2019790345

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1\times {\mathrm{1367}}^1$

素因数の和:1645

約数の個数: 32

約数和(自身を含む): 2595041280

約数和(自身を除く): 575250935

約数列:

[1, 5, 19, 95, 103, 151, 515, 755, 1367, 1957, 2869, 6835, 9785, 14345, 15553, 25973, 77765, 129865, 140801, 206417, 295507, 704005, 1032085, 1477535, 2675219, 3921923, 13376095, 19609615, 21260951, 106304755, 403958069, 2019790345]

約数ペア:

[(1, 2019790345), (5, 403958069), (19, 106304755), (95, 21260951), (103, 19609615), (151, 13376095), (515, 3921923), (755, 2675219), (1367, 1477535), (1957, 1032085), (2869, 704005), (6835, 295507), (9785, 206417), (14345, 140801), (15553, 129865), (25973, 77765)]