15856868

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{5639}}^1$

素因数の和:5699

約数の個数: 24

約数和(自身を含む): 30004800

約数和(自身を除く): 14147932

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 703, 1406, 2812, 5639, 11278, 22556, 107141, 208643, 214282, 417286, 428564, 834572, 3964217, 7928434, 15856868]

約数ペア:

[(1, 15856868), (2, 7928434), (4, 3964217), (19, 834572), (37, 428564), (38, 417286), (74, 214282), (76, 208643), (148, 107141), (703, 22556), (1406, 11278), (2812, 5639)]