19163944

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{21977}}^1$

素因数の和:22092

約数の個数: 16

約数和(自身を含む): 36263700

約数和(自身を除く): 17099756

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 21977, 43954, 87908, 175816, 2395493, 4790986, 9581972, 19163944]

約数ペア:

[(1, 19163944), (2, 9581972), (4, 4790986), (8, 2395493), (109, 175816), (218, 87908), (436, 43954), (872, 21977)]