18880204

素因数分解:

$2^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{3767}}^1$

素因数の和:3957

約数の個数: 24

約数和(自身を含む): 37981440

約数和(自身を除く): 19101236

約数列:

[1, 2, 4, 7, 14, 28, 179, 358, 716, 1253, 2506, 3767, 5012, 7534, 15068, 26369, 52738, 105476, 674293, 1348586, 2697172, 4720051, 9440102, 18880204]

約数ペア:

[(1, 18880204), (2, 9440102), (4, 4720051), (7, 2697172), (14, 1348586), (28, 674293), (179, 105476), (358, 52738), (716, 26369), (1253, 15068), (2506, 7534), (3767, 5012)]