20187504

素因数分解:

$2^4\times 3^2\times {\mathrm{140191}}^1$

素因数の和:140205

約数の個数: 30

約数和(自身を含む): 56497376

約数和(自身を除く): 36309872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 140191, 280382, 420573, 560764, 841146, 1121528, 1261719, 1682292, 2243056, 2523438, 3364584, 5046876, 6729168, 10093752, 20187504]

約数ペア:

[(1, 20187504), (2, 10093752), (3, 6729168), (4, 5046876), (6, 3364584), (8, 2523438), (9, 2243056), (12, 1682292), (16, 1261719), (18, 1121528), (24, 841146), (36, 560764), (48, 420573), (72, 280382), (144, 140191)]