19752476

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{13679}}^1$

素因数の和:13721

約数の個数: 18

約数和(自身を含む): 36484560

約数和(自身を除く): 16732084

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 13679, 27358, 54716, 259901, 519802, 1039604, 4938119, 9876238, 19752476]

約数ペア:

[(1, 19752476), (2, 9876238), (4, 4938119), (19, 1039604), (38, 519802), (76, 259901), (361, 54716), (722, 27358), (1444, 13679)]