19187370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{213193}}^1$

素因数の和:213206

約数の個数: 24

約数和(自身を含む): 49887396

約数和(自身を除く): 30700026

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 213193, 426386, 639579, 1065965, 1279158, 1918737, 2131930, 3197895, 3837474, 6395790, 9593685, 19187370]

約数ペア:

[(1, 19187370), (2, 9593685), (3, 6395790), (5, 3837474), (6, 3197895), (9, 2131930), (10, 1918737), (15, 1279158), (18, 1065965), (30, 639579), (45, 426386), (90, 213193)]