19819506

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{471893}}^1$

素因数の和:471905

約数の個数: 16

約数和(自身を含む): 45301824

約数和(自身を除く): 25482318

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 471893, 943786, 1415679, 2831358, 3303251, 6606502, 9909753, 19819506]

約数ペア:

[(1, 19819506), (2, 9909753), (3, 6606502), (6, 3303251), (7, 2831358), (14, 1415679), (21, 943786), (42, 471893)]