19343408

素因数分解:

$2^4\times 7^1\times {\mathrm{172709}}^1$

素因数の和:172724

約数の個数: 20

約数和(自身を含む): 42832080

約数和(自身を除く): 23488672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 172709, 345418, 690836, 1208963, 1381672, 2417926, 2763344, 4835852, 9671704, 19343408]

約数ペア:

[(1, 19343408), (2, 9671704), (4, 4835852), (7, 2763344), (8, 2417926), (14, 1381672), (16, 1208963), (28, 690836), (56, 345418), (112, 172709)]