18430636

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{28619}}^1$

素因数の和:28653

約数の個数: 24

約数和(自身を含む): 38465280

約数和(自身を除く): 20034644

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 28619, 57238, 114476, 200333, 400666, 658237, 801332, 1316474, 2632948, 4607659, 9215318, 18430636]

約数ペア:

[(1, 18430636), (2, 9215318), (4, 4607659), (7, 2632948), (14, 1316474), (23, 801332), (28, 658237), (46, 400666), (92, 200333), (161, 114476), (322, 57238), (644, 28619)]