19409908

素因数分解:

$2^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{4007}}^1$

素因数の和:4191

約数の個数: 24

約数和(自身を含む): 39053952

約数和(自身を除く): 19644044

約数列:

[1, 2, 4, 7, 14, 28, 173, 346, 692, 1211, 2422, 4007, 4844, 8014, 16028, 28049, 56098, 112196, 693211, 1386422, 2772844, 4852477, 9704954, 19409908]

約数ペア:

[(1, 19409908), (2, 9704954), (4, 4852477), (7, 2772844), (14, 1386422), (28, 693211), (173, 112196), (346, 56098), (692, 28049), (1211, 16028), (2422, 8014), (4007, 4844)]