19017950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{811}}^1$

素因数の和:897

約数の個数: 48

約数和(自身を含む): 41080704

約数和(自身を除く): 22062754

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 67, 70, 134, 175, 335, 350, 469, 670, 811, 938, 1622, 1675, 2345, 3350, 4055, 4690, 5677, 8110, 11354, 11725, 20275, 23450, 28385, 40550, 54337, 56770, 108674, 141925, 271685, 283850, 380359, 543370, 760718, 1358425, 1901795, 2716850, 3803590, 9508975, 19017950]

約数ペア:

[(1, 19017950), (2, 9508975), (5, 3803590), (7, 2716850), (10, 1901795), (14, 1358425), (25, 760718), (35, 543370), (50, 380359), (67, 283850), (70, 271685), (134, 141925), (175, 108674), (335, 56770), (350, 54337), (469, 40550), (670, 28385), (811, 23450), (938, 20275), (1622, 11725), (1675, 11354), (2345, 8110), (3350, 5677), (4055, 4690)]