19767272

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{8209}}^1$

素因数の和:8265

約数の個数: 32

約数和(自身を含む): 43348800

約数和(自身を除く): 23581528

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 8209, 16418, 32836, 57463, 65672, 114926, 229852, 352987, 459704, 705974, 1411948, 2470909, 2823896, 4941818, 9883636, 19767272]

約数ペア:

[(1, 19767272), (2, 9883636), (4, 4941818), (7, 2823896), (8, 2470909), (14, 1411948), (28, 705974), (43, 459704), (56, 352987), (86, 229852), (172, 114926), (301, 65672), (344, 57463), (602, 32836), (1204, 16418), (2408, 8209)]