19823874

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{471997}}^1$

素因数の和:472009

約数の個数: 16

約数和(自身を含む): 45311808

約数和(自身を除く): 25487934

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 471997, 943994, 1415991, 2831982, 3303979, 6607958, 9911937, 19823874]

約数ペア:

[(1, 19823874), (2, 9911937), (3, 6607958), (6, 3303979), (7, 2831982), (14, 1415991), (21, 943994), (42, 471997)]