28370738

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{11831}}^1$

素因数の和:11953

約数の個数: 16

約数和(自身を含む): 46854720

約数和(自身を除く): 18483982

約数列:

[1, 2, 11, 22, 109, 218, 1199, 2398, 11831, 23662, 130141, 260282, 1289579, 2579158, 14185369, 28370738]

約数ペア:

[(1, 28370738), (2, 14185369), (11, 2579158), (22, 1289579), (109, 260282), (218, 130141), (1199, 23662), (2398, 11831)]