20305252

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{41953}}^1$

素因数の和:41979

約数の個数: 18

約数和(自身を含む): 39059174

約数和(自身を除く): 18753922

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 41953, 83906, 167812, 461483, 922966, 1845932, 5076313, 10152626, 20305252]

約数ペア:

[(1, 20305252), (2, 10152626), (4, 5076313), (11, 1845932), (22, 922966), (44, 461483), (121, 167812), (242, 83906), (484, 41953)]