19530928

素因数分解:

$2^4\times {\mathrm{947}}^1\times {\mathrm{1289}}^1$

素因数の和:2244

約数の個数: 20

約数和(自身を含む): 37910520

約数和(自身を除く): 18379592

約数列:

[1, 2, 4, 8, 16, 947, 1289, 1894, 2578, 3788, 5156, 7576, 10312, 15152, 20624, 1220683, 2441366, 4882732, 9765464, 19530928]

約数ペア:

[(1, 19530928), (2, 9765464), (4, 4882732), (8, 2441366), (16, 1220683), (947, 20624), (1289, 15152), (1894, 10312), (2578, 7576), (3788, 5156)]