19016144

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5477}}^1$

素因数の和:5523

約数の個数: 40

約数和(自身を含む): 43473408

約数和(自身を除く): 24457264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 5477, 10954, 21908, 38339, 43816, 76678, 87632, 153356, 169787, 306712, 339574, 613424, 679148, 1188509, 1358296, 2377018, 2716592, 4754036, 9508072, 19016144]

約数ペア:

[(1, 19016144), (2, 9508072), (4, 4754036), (7, 2716592), (8, 2377018), (14, 1358296), (16, 1188509), (28, 679148), (31, 613424), (56, 339574), (62, 306712), (112, 169787), (124, 153356), (217, 87632), (248, 76678), (434, 43816), (496, 38339), (868, 21908), (1736, 10954), (3472, 5477)]