19384460

素因数分解:

$2^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{3499}}^1$

素因数の和:3785

約数の個数: 24

約数和(自身を含む): 40866000

約数和(自身を除く): 21481540

約数列:

[1, 2, 4, 5, 10, 20, 277, 554, 1108, 1385, 2770, 3499, 5540, 6998, 13996, 17495, 34990, 69980, 969223, 1938446, 3876892, 4846115, 9692230, 19384460]

約数ペア:

[(1, 19384460), (2, 9692230), (4, 4846115), (5, 3876892), (10, 1938446), (20, 969223), (277, 69980), (554, 34990), (1108, 17495), (1385, 13996), (2770, 6998), (3499, 5540)]