18971340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{316189}}^1$

素因数の和:316201

約数の個数: 24

約数和(自身を含む): 53119920

約数和(自身を除く): 34148580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 316189, 632378, 948567, 1264756, 1580945, 1897134, 3161890, 3794268, 4742835, 6323780, 9485670, 18971340]

約数ペア:

[(1, 18971340), (2, 9485670), (3, 6323780), (4, 4742835), (5, 3794268), (6, 3161890), (10, 1897134), (12, 1580945), (15, 1264756), (20, 948567), (30, 632378), (60, 316189)]