20514472

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{2063}}^1$

素因数の和:2193

約数の個数: 32

約数和(自身を含む): 42353280

約数和(自身を除く): 21838808

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 113, 226, 452, 904, 1243, 2063, 2486, 4126, 4972, 8252, 9944, 16504, 22693, 45386, 90772, 181544, 233119, 466238, 932476, 1864952, 2564309, 5128618, 10257236, 20514472]

約数ペア:

[(1, 20514472), (2, 10257236), (4, 5128618), (8, 2564309), (11, 1864952), (22, 932476), (44, 466238), (88, 233119), (113, 181544), (226, 90772), (452, 45386), (904, 22693), (1243, 16504), (2063, 9944), (2486, 8252), (4126, 4972)]