19379538

素因数分解:

$2^1\times 3^2\times {\mathrm{359}}^1\times {\mathrm{2999}}^1$

素因数の和:3366

約数の個数: 24

約数和(自身を含む): 42120000

約数和(自身を除く): 22740462

約数列:

[1, 2, 3, 6, 9, 18, 359, 718, 1077, 2154, 2999, 3231, 5998, 6462, 8997, 17994, 26991, 53982, 1076641, 2153282, 3229923, 6459846, 9689769, 19379538]

約数ペア:

[(1, 19379538), (2, 9689769), (3, 6459846), (6, 3229923), (9, 2153282), (18, 1076641), (359, 53982), (718, 26991), (1077, 17994), (2154, 8997), (2999, 6462), (3231, 5998)]