19289836

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{167}}^1\times {\mathrm{431}}^1$

素因数の和:669

約数の個数: 24

約数和(自身を含む): 34546176

約数和(自身を除く): 15256340

約数列:

[1, 2, 4, 67, 134, 167, 268, 334, 431, 668, 862, 1724, 11189, 22378, 28877, 44756, 57754, 71977, 115508, 143954, 287908, 4822459, 9644918, 19289836]

約数ペア:

[(1, 19289836), (2, 9644918), (4, 4822459), (67, 287908), (134, 143954), (167, 115508), (268, 71977), (334, 57754), (431, 44756), (668, 28877), (862, 22378), (1724, 11189)]