15721436

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{769}}^1$

素因数の和:1061

約数の個数: 24

約数和(自身を含む): 29106000

約数和(自身を除く): 13384564

約数列:

[1, 2, 4, 19, 38, 76, 269, 538, 769, 1076, 1538, 3076, 5111, 10222, 14611, 20444, 29222, 58444, 206861, 413722, 827444, 3930359, 7860718, 15721436]

約数ペア:

[(1, 15721436), (2, 7860718), (4, 3930359), (19, 827444), (38, 413722), (76, 206861), (269, 58444), (538, 29222), (769, 20444), (1076, 14611), (1538, 10222), (3076, 5111)]