19015398

素因数分解:

$2^1\times 3^4\times {\mathrm{107}}^1\times {\mathrm{1097}}^1$

素因数の和:1218

約数の個数: 40

約数和(自身を含む): 43045992

約数和(自身を除く): 24030594

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 107, 162, 214, 321, 642, 963, 1097, 1926, 2194, 2889, 3291, 5778, 6582, 8667, 9873, 17334, 19746, 29619, 59238, 88857, 117379, 177714, 234758, 352137, 704274, 1056411, 2112822, 3169233, 6338466, 9507699, 19015398]

約数ペア:

[(1, 19015398), (2, 9507699), (3, 6338466), (6, 3169233), (9, 2112822), (18, 1056411), (27, 704274), (54, 352137), (81, 234758), (107, 177714), (162, 117379), (214, 88857), (321, 59238), (642, 29619), (963, 19746), (1097, 17334), (1926, 9873), (2194, 8667), (2889, 6582), (3291, 5778)]