19943334

素因数分解:

$2^1\times 3^4\times {\mathrm{307}}^1\times {\mathrm{401}}^1$

素因数の和:722

約数の個数: 40

約数和(自身を含む): 44945208

約数和(自身を除く): 25001874

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 307, 401, 614, 802, 921, 1203, 1842, 2406, 2763, 3609, 5526, 7218, 8289, 10827, 16578, 21654, 24867, 32481, 49734, 64962, 123107, 246214, 369321, 738642, 1107963, 2215926, 3323889, 6647778, 9971667, 19943334]

約数ペア:

[(1, 19943334), (2, 9971667), (3, 6647778), (6, 3323889), (9, 2215926), (18, 1107963), (27, 738642), (54, 369321), (81, 246214), (162, 123107), (307, 64962), (401, 49734), (614, 32481), (802, 24867), (921, 21654), (1203, 16578), (1842, 10827), (2406, 8289), (2763, 7218), (3609, 5526)]