18763952

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{50989}}^1$

素因数の和:51020

約数の個数: 20

約数和(自身を含む): 37936560

約数和(自身を除く): 19172608

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 50989, 101978, 203956, 407912, 815824, 1172747, 2345494, 4690988, 9381976, 18763952]

約数ペア:

[(1, 18763952), (2, 9381976), (4, 4690988), (8, 2345494), (16, 1172747), (23, 815824), (46, 407912), (92, 203956), (184, 101978), (368, 50989)]