19937932

素因数分解:

$2^2\times 7^1\times {\mathrm{409}}^1\times {\mathrm{1741}}^1$

素因数の和:2161

約数の個数: 24

約数和(自身を含む): 39996320

約数和(自身を除く): 20058388

約数列:

[1, 2, 4, 7, 14, 28, 409, 818, 1636, 1741, 2863, 3482, 5726, 6964, 11452, 12187, 24374, 48748, 712069, 1424138, 2848276, 4984483, 9968966, 19937932]

約数ペア:

[(1, 19937932), (2, 9968966), (4, 4984483), (7, 2848276), (14, 1424138), (28, 712069), (409, 48748), (818, 24374), (1636, 12187), (1741, 11452), (2863, 6964), (3482, 5726)]