17996380

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{7963}}^1$

素因数の和:8085

約数の個数: 24

約数和(自身を含む): 38131632

約数和(自身を除く): 20135252

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 7963, 15926, 31852, 39815, 79630, 159260, 899819, 1799638, 3599276, 4499095, 8998190, 17996380]

約数ペア:

[(1, 17996380), (2, 8998190), (4, 4499095), (5, 3599276), (10, 1799638), (20, 899819), (113, 159260), (226, 79630), (452, 39815), (565, 31852), (1130, 15926), (2260, 7963)]