20123637568

素因数分解:

$2^6\times {\mathrm{2833}}^1\times {\mathrm{110989}}^1$

素因数の和:113834

約数の個数: 28

約数和(自身を含む): 39947298820

約数和(自身を除く): 19823661252

約数列:

[1, 2, 4, 8, 16, 32, 64, 2833, 5666, 11332, 22664, 45328, 90656, 110989, 181312, 221978, 443956, 887912, 1775824, 3551648, 7103296, 314431837, 628863674, 1257727348, 2515454696, 5030909392, 10061818784, 20123637568]

約数ペア:

[(1, 20123637568), (2, 10061818784), (4, 5030909392), (8, 2515454696), (16, 1257727348), (32, 628863674), (64, 314431837), (2833, 7103296), (5666, 3551648), (11332, 1775824), (22664, 887912), (45328, 443956), (90656, 221978), (110989, 181312)]