1821898

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{887}}^1$

素因数の和:981

約数の個数: 16

約数和(自身を含む): 2983680

約数和(自身を除く): 1161782

約数列:

[1, 2, 13, 26, 79, 158, 887, 1027, 1774, 2054, 11531, 23062, 70073, 140146, 910949, 1821898]

約数ペア:

[(1, 1821898), (2, 910949), (13, 140146), (26, 70073), (79, 23062), (158, 11531), (887, 2054), (1027, 1774)]