19386340

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{18289}}^1$

素因数の和:18351

約数の個数: 24

約数和(自身を含む): 41481720

約数和(自身を除く): 22095380

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 18289, 36578, 73156, 91445, 182890, 365780, 969317, 1938634, 3877268, 4846585, 9693170, 19386340]

約数ペア:

[(1, 19386340), (2, 9693170), (4, 4846585), (5, 3877268), (10, 1938634), (20, 969317), (53, 365780), (106, 182890), (212, 91445), (265, 73156), (530, 36578), (1060, 18289)]