20873874

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{496997}}^1$

素因数の和:497009

約数の個数: 16

約数和(自身を含む): 47711808

約数和(自身を除く): 26837934

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 496997, 993994, 1490991, 2981982, 3478979, 6957958, 10436937, 20873874]

約数ペア:

[(1, 20873874), (2, 10436937), (3, 6957958), (6, 3478979), (7, 2981982), (14, 1490991), (21, 993994), (42, 496997)]