2009897806

素因数分解:

$2^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{223969}}^1$

素因数の和:224619

約数の個数: 16

約数和(自身を含む): 3450929760

約数和(自身を除く): 1441031954

約数列:

[1, 2, 7, 14, 641, 1282, 4487, 8974, 223969, 447938, 1567783, 3135566, 143564129, 287128258, 1004948903, 2009897806]

約数ペア:

[(1, 2009897806), (2, 1004948903), (7, 287128258), (14, 143564129), (641, 3135566), (1282, 1567783), (4487, 447938), (8974, 223969)]