2018981394

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{806947}}^1$

素因数の和:807094

約数の個数: 24

約数和(自身を含む): 4405936080

約数和(自身を除く): 2386954686

約数列:

[1, 2, 3, 6, 9, 18, 139, 278, 417, 834, 1251, 2502, 806947, 1613894, 2420841, 4841682, 7262523, 14525046, 112165633, 224331266, 336496899, 672993798, 1009490697, 2018981394]

約数ペア:

[(1, 2018981394), (2, 1009490697), (3, 672993798), (6, 336496899), (9, 224331266), (18, 112165633), (139, 14525046), (278, 7262523), (417, 4841682), (834, 2420841), (1251, 1613894), (2502, 806947)]