19397844

素因数分解:

$2^2\times 3^2\times {\mathrm{538829}}^1$

素因数の和:538839

約数の個数: 18

約数和(自身を含む): 49033530

約数和(自身を除く): 29635686

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 538829, 1077658, 1616487, 2155316, 3232974, 4849461, 6465948, 9698922, 19397844]

約数ペア:

[(1, 19397844), (2, 9698922), (3, 6465948), (4, 4849461), (6, 3232974), (9, 2155316), (12, 1616487), (18, 1077658), (36, 538829)]