19607644

素因数分解:

$2^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1409}}^1$

素因数の和:1498

約数の個数: 36

約数和(自身を含む): 40506480

約数和(自身を除く): 20898836

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 98, 142, 196, 284, 497, 994, 1409, 1988, 2818, 3479, 5636, 6958, 9863, 13916, 19726, 39452, 69041, 100039, 138082, 200078, 276164, 400156, 700273, 1400546, 2801092, 4901911, 9803822, 19607644]

約数ペア:

[(1, 19607644), (2, 9803822), (4, 4901911), (7, 2801092), (14, 1400546), (28, 700273), (49, 400156), (71, 276164), (98, 200078), (142, 138082), (196, 100039), (284, 69041), (497, 39452), (994, 19726), (1409, 13916), (1988, 9863), (2818, 6958), (3479, 5636)]