20188659

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{1051}}^1$

素因数の和:1410

約数の個数: 16

約数和(自身を含む): 28446080

約数和(自身を除く): 8257421

約数列:

[1, 3, 19, 57, 337, 1011, 1051, 3153, 6403, 19209, 19969, 59907, 354187, 1062561, 6729553, 20188659]

約数ペア:

[(1, 20188659), (3, 6729553), (19, 1062561), (57, 354187), (337, 59907), (1011, 19969), (1051, 19209), (3153, 6403)]