19020815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{1447}}^1$

素因数の和:1702

約数の個数: 16

約数和(自身を含む): 25021440

約数和(自身を除く): 6000625

約数列:

[1, 5, 11, 55, 239, 1195, 1447, 2629, 7235, 13145, 15917, 79585, 345833, 1729165, 3804163, 19020815]

約数ペア:

[(1, 19020815), (5, 3804163), (11, 1729165), (55, 345833), (239, 79585), (1195, 15917), (1447, 13145), (2629, 7235)]