18674470

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{317}}^1$

素因数の和:504

約数の個数: 32

約数和(自身を含む): 34756128

約数和(自身を除く): 16081658

約数列:

[1, 2, 5, 10, 43, 86, 137, 215, 274, 317, 430, 634, 685, 1370, 1585, 3170, 5891, 11782, 13631, 27262, 29455, 43429, 58910, 68155, 86858, 136310, 217145, 434290, 1867447, 3734894, 9337235, 18674470]

約数ペア:

[(1, 18674470), (2, 9337235), (5, 3734894), (10, 1867447), (43, 434290), (86, 217145), (137, 136310), (215, 86858), (274, 68155), (317, 58910), (430, 43429), (634, 29455), (685, 27262), (1370, 13631), (1585, 11782), (3170, 5891)]