19100972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{434113}}^1$

素因数の和:434128

約数の個数: 12

約数和(自身を含む): 36465576

約数和(自身を除く): 17364604

約数列:

[1, 2, 4, 11, 22, 44, 434113, 868226, 1736452, 4775243, 9550486, 19100972]

約数ペア:

[(1, 19100972), (2, 9550486), (4, 4775243), (11, 1736452), (22, 868226), (44, 434113)]