19540860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{325681}}^1$

素因数の和:325693

約数の個数: 24

約数和(自身を含む): 54714576

約数和(自身を除く): 35173716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 325681, 651362, 977043, 1302724, 1628405, 1954086, 3256810, 3908172, 4885215, 6513620, 9770430, 19540860]

約数ペア:

[(1, 19540860), (2, 9770430), (3, 6513620), (4, 4885215), (5, 3908172), (6, 3256810), (10, 1954086), (12, 1628405), (15, 1302724), (20, 977043), (30, 651362), (60, 325681)]