19713128

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{60101}}^1$

素因数の和:60148

約数の個数: 16

約数和(自身を含む): 37864260

約数和(自身を除く): 18151132

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 60101, 120202, 240404, 480808, 2464141, 4928282, 9856564, 19713128]

約数ペア:

[(1, 19713128), (2, 9856564), (4, 4928282), (8, 2464141), (41, 480808), (82, 240404), (164, 120202), (328, 60101)]