19399140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{107773}}^1$

素因数の和:107788

約数の個数: 36

約数和(自身を含む): 58844604

約数和(自身を除く): 39445464

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 107773, 215546, 323319, 431092, 538865, 646638, 969957, 1077730, 1293276, 1616595, 1939914, 2155460, 3233190, 3879828, 4849785, 6466380, 9699570, 19399140]

約数ペア:

[(1, 19399140), (2, 9699570), (3, 6466380), (4, 4849785), (5, 3879828), (6, 3233190), (9, 2155460), (10, 1939914), (12, 1616595), (15, 1293276), (18, 1077730), (20, 969957), (30, 646638), (36, 538865), (45, 431092), (60, 323319), (90, 215546), (180, 107773)]