19421008

素因数分解:

$2^4\times {\mathrm{461}}^1\times {\mathrm{2633}}^1$

素因数の和:3102

約数の個数: 20

約数和(自身を含む): 37724148

約数和(自身を除く): 18303140

約数列:

[1, 2, 4, 8, 16, 461, 922, 1844, 2633, 3688, 5266, 7376, 10532, 21064, 42128, 1213813, 2427626, 4855252, 9710504, 19421008]

約数ペア:

[(1, 19421008), (2, 9710504), (4, 4855252), (8, 2427626), (16, 1213813), (461, 42128), (922, 21064), (1844, 10532), (2633, 7376), (3688, 5266)]