20178201

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{2287}}^1$

素因数の和:2480

約数の個数: 16

約数和(自身を含む): 28664064

約数和(自身を除く): 8485863

約数列:

[1, 3, 17, 51, 173, 519, 2287, 2941, 6861, 8823, 38879, 116637, 395651, 1186953, 6726067, 20178201]

約数ペア:

[(1, 20178201), (3, 6726067), (17, 1186953), (51, 395651), (173, 116637), (519, 38879), (2287, 8823), (2941, 6861)]