18991002

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{29581}}^1$

素因数の和:29693

約数の個数: 16

約数和(自身を含む): 38338272

約数和(自身を除く): 19347270

約数列:

[1, 2, 3, 6, 107, 214, 321, 642, 29581, 59162, 88743, 177486, 3165167, 6330334, 9495501, 18991002]

約数ペア:

[(1, 18991002), (2, 9495501), (3, 6330334), (6, 3165167), (107, 177486), (214, 88743), (321, 59162), (642, 29581)]