20298772

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{9521}}^1$

素因数の和:9579

約数の個数: 24

約数和(自身を含む): 39192552

約数和(自身を除く): 18893780

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 533, 1066, 2132, 9521, 19042, 38084, 123773, 247546, 390361, 495092, 780722, 1561444, 5074693, 10149386, 20298772]

約数ペア:

[(1, 20298772), (2, 10149386), (4, 5074693), (13, 1561444), (26, 780722), (41, 495092), (52, 390361), (82, 247546), (164, 123773), (533, 38084), (1066, 19042), (2132, 9521)]