28404112

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{161387}}^1$

素因数の和:161406

約数の個数: 20

約数和(自身を含む): 60036336

約数和(自身を除く): 31632224

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 161387, 322774, 645548, 1291096, 1775257, 2582192, 3550514, 7101028, 14202056, 28404112]

約数ペア:

[(1, 28404112), (2, 14202056), (4, 7101028), (8, 3550514), (11, 2582192), (16, 1775257), (22, 1291096), (44, 645548), (88, 322774), (176, 161387)]