19471572

素因数分解:

$2^2\times 3^2\times {\mathrm{540877}}^1$

素因数の和:540887

約数の個数: 18

約数和(自身を含む): 49219898

約数和(自身を除く): 29748326

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 540877, 1081754, 1622631, 2163508, 3245262, 4867893, 6490524, 9735786, 19471572]

約数ペア:

[(1, 19471572), (2, 9735786), (3, 6490524), (4, 4867893), (6, 3245262), (9, 2163508), (12, 1622631), (18, 1081754), (36, 540877)]