19151388

素因数分解:

$2^2\times 3^2\times {\mathrm{531983}}^1$

素因数の和:531993

約数の個数: 18

約数和(自身を含む): 48410544

約数和(自身を除く): 29259156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 531983, 1063966, 1595949, 2127932, 3191898, 4787847, 6383796, 9575694, 19151388]

約数ペア:

[(1, 19151388), (2, 9575694), (3, 6383796), (4, 4787847), (6, 3191898), (9, 2127932), (12, 1595949), (18, 1063966), (36, 531983)]