18048620

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{17027}}^1$

素因数の和:17089

約数の個数: 24

約数和(自身を含む): 38619504

約数和(自身を除く): 20570884

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 17027, 34054, 68108, 85135, 170270, 340540, 902431, 1804862, 3609724, 4512155, 9024310, 18048620]

約数ペア:

[(1, 18048620), (2, 9024310), (4, 4512155), (5, 3609724), (10, 1804862), (20, 902431), (53, 340540), (106, 170270), (212, 85135), (265, 68108), (530, 34054), (1060, 17027)]