19801528

素因数分解:

$2^3\times {\mathrm{23}}^2\times {\mathrm{4679}}^1$

素因数の和:4731

約数の個数: 24

約数和(自身を含む): 38820600

約数和(自身を除く): 19019072

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 529, 1058, 2116, 4232, 4679, 9358, 18716, 37432, 107617, 215234, 430468, 860936, 2475191, 4950382, 9900764, 19801528]

約数ペア:

[(1, 19801528), (2, 9900764), (4, 4950382), (8, 2475191), (23, 860936), (46, 430468), (92, 215234), (184, 107617), (529, 37432), (1058, 18716), (2116, 9358), (4232, 4679)]