19620502

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{643}}^1$

素因数の和:748

約数の個数: 32

約数和(自身を含む): 34312320

約数和(自身を除く): 14691818

約数列:

[1, 2, 11, 19, 22, 38, 73, 146, 209, 418, 643, 803, 1286, 1387, 1606, 2774, 7073, 12217, 14146, 15257, 24434, 30514, 46939, 93878, 134387, 268774, 516329, 891841, 1032658, 1783682, 9810251, 19620502]

約数ペア:

[(1, 19620502), (2, 9810251), (11, 1783682), (19, 1032658), (22, 891841), (38, 516329), (73, 268774), (146, 134387), (209, 93878), (418, 46939), (643, 30514), (803, 24434), (1286, 15257), (1387, 14146), (1606, 12217), (2774, 7073)]