18289301979

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1\times {\mathrm{48491}}^1$

素因数の和:49035

約数の個数: 32

約数和(自身を含む): 27698630400

約数和(自身を除く): 9409328421

約数列:

[1, 3, 13, 19, 39, 57, 247, 509, 741, 1527, 6617, 9671, 19851, 29013, 48491, 125723, 145473, 377169, 630383, 921329, 1891149, 2763987, 11977277, 24681919, 35931831, 74045757, 320864947, 468956461, 962594841, 1406869383, 6096433993, 18289301979]

約数ペア:

[(1, 18289301979), (3, 6096433993), (13, 1406869383), (19, 962594841), (39, 468956461), (57, 320864947), (247, 74045757), (509, 35931831), (741, 24681919), (1527, 11977277), (6617, 2763987), (9671, 1891149), (19851, 921329), (29013, 630383), (48491, 377169), (125723, 145473)]