19411318

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{1723}}^1$

素因数の和:1899

約数の個数: 16

約数和(自身を含む): 30038976

約数和(自身を除く): 10627658

約数列:

[1, 2, 43, 86, 131, 262, 1723, 3446, 5633, 11266, 74089, 148178, 225713, 451426, 9705659, 19411318]

約数ペア:

[(1, 19411318), (2, 9705659), (43, 451426), (86, 225713), (131, 148178), (262, 74089), (1723, 11266), (3446, 5633)]