2019793850

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{939439}}^1$

素因数の和:939494

約数の個数: 24

約数和(自身を含む): 3844188480

約数和(自身を除く): 1824394630

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 215, 430, 1075, 2150, 939439, 1878878, 4697195, 9394390, 23485975, 40395877, 46971950, 80791754, 201979385, 403958770, 1009896925, 2019793850]

約数ペア:

[(1, 2019793850), (2, 1009896925), (5, 403958770), (10, 201979385), (25, 80791754), (43, 46971950), (50, 40395877), (86, 23485975), (215, 9394390), (430, 4697195), (1075, 1878878), (2150, 939439)]