1987940398

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{411923}}^1$

素因数の和:412071

約数の個数: 16

約数和(自身を含む): 3163576320

約数和(自身を除く): 1175635922

約数列:

[1, 2, 19, 38, 127, 254, 2413, 4826, 411923, 823846, 7826537, 15653074, 52314221, 104628442, 993970199, 1987940398]

約数ペア:

[(1, 1987940398), (2, 993970199), (19, 104628442), (38, 52314221), (127, 15653074), (254, 7826537), (2413, 823846), (4826, 411923)]