19824940

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{3769}}^1$

素因数の和:4041

約数の個数: 24

約数和(自身を含む): 41801760

約数和(自身を除く): 21976820

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 3769, 5260, 7538, 15076, 18845, 37690, 75380, 991247, 1982494, 3964988, 4956235, 9912470, 19824940]

約数ペア:

[(1, 19824940), (2, 9912470), (4, 4956235), (5, 3964988), (10, 1982494), (20, 991247), (263, 75380), (526, 37690), (1052, 18845), (1315, 15076), (2630, 7538), (3769, 5260)]