20952032

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{21121}}^1$

素因数の和:21162

約数の個数: 24

約数和(自身を含む): 42581952

約数和(自身を除く): 21629920

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 21121, 42242, 84484, 168968, 337936, 654751, 675872, 1309502, 2619004, 5238008, 10476016, 20952032]

約数ペア:

[(1, 20952032), (2, 10476016), (4, 5238008), (8, 2619004), (16, 1309502), (31, 675872), (32, 654751), (62, 337936), (124, 168968), (248, 84484), (496, 42242), (992, 21121)]