20615872

素因数分解:

$2^6\times {\mathrm{83}}^1\times {\mathrm{3881}}^1$

素因数の和:3976

約数の個数: 28

約数和(自身を含む): 41413176

約数和(自身を除く): 20797304

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 166, 332, 664, 1328, 2656, 3881, 5312, 7762, 15524, 31048, 62096, 124192, 248384, 322123, 644246, 1288492, 2576984, 5153968, 10307936, 20615872]

約数ペア:

[(1, 20615872), (2, 10307936), (4, 5153968), (8, 2576984), (16, 1288492), (32, 644246), (64, 322123), (83, 248384), (166, 124192), (332, 62096), (664, 31048), (1328, 15524), (2656, 7762), (3881, 5312)]