20696768

素因数分解:

$2^6\times {\mathrm{331}}^1\times {\mathrm{977}}^1$

素因数の和:1320

約数の個数: 28

約数和(自身を含む): 41236392

約数和(自身を除く): 20539624

約数列:

[1, 2, 4, 8, 16, 32, 64, 331, 662, 977, 1324, 1954, 2648, 3908, 5296, 7816, 10592, 15632, 21184, 31264, 62528, 323387, 646774, 1293548, 2587096, 5174192, 10348384, 20696768]

約数ペア:

[(1, 20696768), (2, 10348384), (4, 5174192), (8, 2587096), (16, 1293548), (32, 646774), (64, 323387), (331, 62528), (662, 31264), (977, 21184), (1324, 15632), (1954, 10592), (2648, 7816), (3908, 5296)]