18902820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{315047}}^1$

素因数の和:315059

約数の個数: 24

約数和(自身を含む): 52928064

約数和(自身を除く): 34025244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 315047, 630094, 945141, 1260188, 1575235, 1890282, 3150470, 3780564, 4725705, 6300940, 9451410, 18902820]

約数ペア:

[(1, 18902820), (2, 9451410), (3, 6300940), (4, 4725705), (5, 3780564), (6, 3150470), (10, 1890282), (12, 1575235), (15, 1260188), (20, 945141), (30, 630094), (60, 315047)]