20147703

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{2207}}^1$

素因数の和:2406

約数の個数: 16

約数和(自身を含む): 28615680

約数和(自身を除く): 8467977

約数列:

[1, 3, 17, 51, 179, 537, 2207, 3043, 6621, 9129, 37519, 112557, 395053, 1185159, 6715901, 20147703]

約数ペア:

[(1, 20147703), (3, 6715901), (17, 1185159), (51, 395053), (179, 112557), (537, 37519), (2207, 9129), (3043, 6621)]