20214458408

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{557671}}^1$

素因数の和:557897

約数の個数: 32

約数和(自身を含む): 39750860160

約数和(自身を除く): 19536401752

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 197, 394, 788, 1576, 4531, 9062, 18124, 36248, 557671, 1115342, 2230684, 4461368, 12826433, 25652866, 51305732, 102611464, 109861187, 219722374, 439444748, 878889496, 2526807301, 5053614602, 10107229204, 20214458408]

約数ペア:

[(1, 20214458408), (2, 10107229204), (4, 5053614602), (8, 2526807301), (23, 878889496), (46, 439444748), (92, 219722374), (184, 109861187), (197, 102611464), (394, 51305732), (788, 25652866), (1576, 12826433), (4531, 4461368), (9062, 2230684), (18124, 1115342), (36248, 557671)]