20554142

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{27701}}^1$

素因数の和:27763

約数の個数: 16

約数和(自身を含む): 35901792

約数和(自身を除く): 15347650

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 27701, 55402, 193907, 387814, 1468153, 2936306, 10277071, 20554142]

約数ペア:

[(1, 20554142), (2, 10277071), (7, 2936306), (14, 1468153), (53, 387814), (106, 193907), (371, 55402), (742, 27701)]