2019907765

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{6659}}^1$

素因数の和:6817

約数の個数: 32

約数和(自身を含む): 2659737600

約数和(自身を除く): 639829835

約数列:

[1, 5, 19, 31, 95, 103, 155, 515, 589, 1957, 2945, 3193, 6659, 9785, 15965, 33295, 60667, 126521, 206429, 303335, 632605, 685877, 1032145, 3429385, 3922151, 13031663, 19610755, 21262187, 65158315, 106310935, 403981553, 2019907765]

約数ペア:

[(1, 2019907765), (5, 403981553), (19, 106310935), (31, 65158315), (95, 21262187), (103, 19610755), (155, 13031663), (515, 3922151), (589, 3429385), (1957, 1032145), (2945, 685877), (3193, 632605), (6659, 303335), (9785, 206429), (15965, 126521), (33295, 60667)]