28128892

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{33647}}^1$

素因数の和:33681

約数の個数: 24

約数和(自身を含む): 56528640

約数和(自身を除く): 28399748

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 33647, 67294, 134588, 370117, 639293, 740234, 1278586, 1480468, 2557172, 7032223, 14064446, 28128892]

約数ペア:

[(1, 28128892), (2, 14064446), (4, 7032223), (11, 2557172), (19, 1480468), (22, 1278586), (38, 740234), (44, 639293), (76, 370117), (209, 134588), (418, 67294), (836, 33647)]