19787838

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{471139}}^1$

素因数の和:471151

約数の個数: 16

約数和(自身を含む): 45229440

約数和(自身を除く): 25441602

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 471139, 942278, 1413417, 2826834, 3297973, 6595946, 9893919, 19787838]

約数ペア:

[(1, 19787838), (2, 9893919), (3, 6595946), (6, 3297973), (7, 2826834), (14, 1413417), (21, 942278), (42, 471139)]