19843768

素因数分解:

$2^3\times 7^1\times {\mathrm{354353}}^1$

素因数の和:354366

約数の個数: 16

約数和(自身を含む): 42522480

約数和(自身を除く): 22678712

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 354353, 708706, 1417412, 2480471, 2834824, 4960942, 9921884, 19843768]

約数ペア:

[(1, 19843768), (2, 9921884), (4, 4960942), (7, 2834824), (8, 2480471), (14, 1417412), (28, 708706), (56, 354353)]